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200321220230 = 25176135275477
BaseRepresentation
bin1011101010010000010…
…0110011111010000110
3201011001201201100210222
42322210010303322012
511240224213021410
6232005402544342
720321101164065
oct2724404637206
9634051640728
10200321220230
1177a5711976a
12329a72080b2
1315b75a39911
1499a4a1a1dc
155326775955
hex2ea4133e86

200321220230 has 64 divisors (see below), whose sum is σ = 388228401792. Its totient is φ = 74144163840.

The previous prime is 200321220173. The next prime is 200321220251. The reversal of 200321220230 is 32022123002.

It is a super-2 number, since 2×2003212202302 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a junction number, because it is equal to n+sod(n) for n = 200321220199 and 200321220208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36572252 + ... + 36577728.

It is an arithmetic number, because the mean of its divisors is an integer number (6066068778).

Almost surely, 2200321220230 is an apocalyptic number.

200321220230 is a deficient number, since it is larger than the sum of its proper divisors (187907181562).

200321220230 is a wasteful number, since it uses less digits than its factorization.

200321220230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9089.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 200321220230 its reverse (32022123002), we get a palindrome (232343343232).

The spelling of 200321220230 in words is "two hundred billion, three hundred twenty-one million, two hundred twenty thousand, two hundred thirty".

Divisors: 1 2 5 10 17 34 61 85 122 170 305 610 1037 2074 3527 5185 5477 7054 10370 10954 17635 27385 35270 54770 59959 93109 119918 186218 215147 299795 334097 430294 465545 599590 668194 931090 1075735 1670485 2151470 3340970 3657499 5679649 7314998 11359298 18287495 19317379 28398245 36574990 38634758 56796490 96586895 193173790 328395443 656790886 1178360119 1641977215 2356720238 3283954430 5891800595 11783601190 20032122023 40064244046 100160610115 200321220230