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2013031220012 = 22503257805003
BaseRepresentation
bin11101010010110010000…
…000101100001100101100
321010102222121101102020022
4131102302000230030230
5230440141443020022
64140435045141312
7265302535022111
oct35226200541454
97112877342208
102013031220012
117067a370a2aa
122861800ba838
13117a9c247447
146d607424908
153756c049c42
hex1d4b202c32c

2013031220012 has 6 divisors (see below), whose sum is σ = 3522804635028. Its totient is φ = 1006515610004.

The previous prime is 2013031219987. The next prime is 2013031220047. The reversal of 2013031220012 is 2100221303102.

It is a super-2 number, since 2×20130312200122 (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251628902498 + ... + 251628902505.

It is an arithmetic number, because the mean of its divisors is an integer number (587134105838).

Almost surely, 22013031220012 is an apocalyptic number.

It is an amenable number.

2013031220012 is a deficient number, since it is larger than the sum of its proper divisors (1509773415016).

2013031220012 is a wasteful number, since it uses less digits than its factorization.

2013031220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503257805007 (or 503257805005 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2013031220012 its reverse (2100221303102), we get a palindrome (4113252523114).

The spelling of 2013031220012 in words is "two trillion, thirteen billion, thirty-one million, two hundred twenty thousand, twelve".

Divisors: 1 2 4 503257805003 1006515610006 2013031220012