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10020212211020 = 22511103387440543
BaseRepresentation
bin1001000111010000001100…
…1100000111110101001100
31022110220220211001221212112
42101310003030013311030
52303132343311223040
633151115534523152
72052636125324234
oct221640314076514
938426824057775
1010020212211020
113213603626350
121159b989664b8
13578b957a44bb
14268da3694cc4
151259ae62b365
hex91d03307d4c

10020212211020 has 48 divisors (see below), whose sum is σ = 22955669388288. Its totient is φ = 3643670016960.

The previous prime is 10020212210933. The next prime is 10020212211041. The reversal of 10020212211020 is 2011221202001.

It is a junction number, because it is equal to n+sod(n) for n = 10020212210986 and 10020212211004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22524869 + ... + 22965411.

It is an arithmetic number, because the mean of its divisors is an integer number (478243112256).

Almost surely, 210020212211020 is an apocalyptic number.

10020212211020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10020212211020 is an abundant number, since it is smaller than the sum of its proper divisors (12935457177268).

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

10020212211020 is a wasteful number, since it uses less digits than its factorization.

10020212211020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543950 (or 543948 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10020212211020 its reverse (2011221202001), we get a palindrome (12031433413021).

The spelling of 10020212211020 in words is "ten trillion, twenty billion, two hundred twelve million, two hundred eleven thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 103387 206774 413548 440543 516935 881086 1033870 1137257 1762172 2067740 2202715 2274514 4405430 4549028 4845973 5686285 8810860 9691946 11372570 19383892 22745140 24229865 48459730 96919460 45546419141 91092838282 182185676564 227732095705 455464191410 501010610551 910928382820 1002021221102 2004042442204 2505053052755 5010106105510 10020212211020