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2113313120031 = 3872818070917
BaseRepresentation
bin11110110000001011010…
…001110001111100011111
321111000211102110202121110
4132300023101301330133
5234111031124320111
64254502002233103
7305452604063421
oct36601321617437
97430742422543
102113313120031
11745284187023
122a16a8355793
13124391288319
14743dbaa6811
1539e8adba5a6
hex1ec0b471f1f

2113313120031 has 8 divisors (see below), whose sum is σ = 2817783459504. Its totient is φ = 1408859096960.

The previous prime is 2113313119987. The next prime is 2113313120047. The reversal of 2113313120031 is 1300213133112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2113313120031 - 210 = 2113313119007 is a prime.

It is a super-2 number, since 2×21133131200312 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113313120431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3773616 + ... + 4297301.

It is an arithmetic number, because the mean of its divisors is an integer number (352222932438).

Almost surely, 22113313120031 is an apocalyptic number.

2113313120031 is a deficient number, since it is larger than the sum of its proper divisors (704470339473).

2113313120031 is an equidigital number, since it uses as much as digits as its factorization.

2113313120031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8158201.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 2113313120031 its reverse (1300213133112), we get a palindrome (3413526253143).

The spelling of 2113313120031 in words is "two trillion, one hundred thirteen billion, three hundred thirteen million, one hundred twenty thousand, thirty-one".

Divisors: 1 3 87281 261843 8070917 24212751 704437706677 2113313120031