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10212204200 = 23521119723563
BaseRepresentation
bin10011000001011000…
…11101111010101000
3222100201001201120012
421200230131322220
5131403311013300
64405202551052
7511032206042
oct114054357250
928321051505
1010212204200
114370583190
121b90068488
13c699586a3
146cc400a92
153eb828435
hex260b1dea8

10212204200 has 96 divisors (see below), whose sum is σ = 26034449760. Its totient is φ = 3694521600.

The previous prime is 10212204193. The next prime is 10212204229. The reversal of 10212204200 is 240221201.

It is a super-2 number, since 2×102122042002 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 421619 + ... + 445181.

It is an arithmetic number, because the mean of its divisors is an integer number (271192185).

Almost surely, 210212204200 is an apocalyptic number.

10212204200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10212204200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13017224880).

10212204200 is an abundant number, since it is smaller than the sum of its proper divisors (15822245560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10212204200 is a wasteful number, since it uses less digits than its factorization.

10212204200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23787 (or 23778 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 10212204200 its reverse (240221201), we get a palindrome (10452425401).

It can be divided in two parts, 10212 and 204200, that added together give a palindrome (214412).

The spelling of 10212204200 in words is "ten billion, two hundred twelve million, two hundred four thousand, two hundred".

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 197 200 220 275 394 440 550 788 985 1100 1576 1970 2167 2200 3940 4334 4925 7880 8668 9850 10835 17336 19700 21670 23563 39400 43340 47126 54175 86680 94252 108350 117815 188504 216700 235630 259193 433400 471260 518386 589075 942520 1036772 1178150 1295965 2073544 2356300 2591930 4641911 4712600 5183860 6479825 9283822 10367720 12959650 18567644 23209555 25919300 37135288 46419110 51061021 51838600 92838220 102122042 116047775 185676440 204244084 232095550 255305105 408488168 464191100 510610210 928382200 1021220420 1276525525 2042440840 2553051050 5106102100 10212204200