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2312101013 = 192343711733
BaseRepresentation
bin1000100111001111…
…1101110010010101
312222010121220022212
42021303331302111
514213344213023
61021232203205
7111203351165
oct21163756225
95863556285
102312101013
11a87136792
12546399505
132ab021111
1417d0dc5a5
15d7eb1e78
hex89cfdc95

2312101013 has 32 divisors (see below), whose sum is σ = 2636789760. Its totient is φ = 2016463680.

The previous prime is 2312100983. The next prime is 2312101039. The reversal of 2312101013 is 3101012132.

It is a cyclic number.

It is not a de Polignac number, because 2312101013 - 26 = 2312100949 is a prime.

It is a super-2 number, since 2×23121010132 = 10691622188631252338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312101073) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1333295 + ... + 1335027.

It is an arithmetic number, because the mean of its divisors is an integer number (82399680).

Almost surely, 22312101013 is an apocalyptic number.

2312101013 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2312101013 is a deficient number, since it is larger than the sum of its proper divisors (324688747).

2312101013 is a wasteful number, since it uses less digits than its factorization.

2312101013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1889.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 2312101013 is about 48084.3115059372. The cubic root of 2312101013 is about 1322.3170608027.

Adding to 2312101013 its reverse (3101012132), we get a palindrome (5413113145).

The spelling of 2312101013 in words is "two billion, three hundred twelve million, one hundred one thousand, thirteen".

Divisors: 1 19 23 43 71 437 817 989 1349 1633 1733 3053 18791 31027 32927 39859 58007 70219 74519 123043 757321 1334161 1415861 1713937 2337817 2829989 5290849 32564803 53769791 100526131 121689527 2312101013