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2231233112013 = 31748789835049
BaseRepresentation
bin100000011101111111110…
…110110110011111001101
321220022012110202000111220
4200131333312312133031
5243024031134041023
64425003033033553
7320126015345463
oct40357766663715
97808173660456
102231233112013
11790295a18354
123005175558b9
131325345643c9
1479dc6a88833
153d08d4573e3
hex2077fdb67cd

2231233112013 has 16 divisors (see below), whose sum is σ = 3156444316800. Its totient is φ = 1397114666496.

The previous prime is 2231233111997. The next prime is 2231233112021. The reversal of 2231233112013 is 3102113321322.

It is not a de Polignac number, because 2231233112013 - 24 = 2231233111997 is a prime.

It is a super-3 number, since 3×22312331120133 (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231233112413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44892688 + ... + 44942361.

It is an arithmetic number, because the mean of its divisors is an integer number (197277769800).

Almost surely, 22231233112013 is an apocalyptic number.

It is an amenable number.

2231233112013 is a deficient number, since it is larger than the sum of its proper divisors (925211204787).

2231233112013 is a wasteful number, since it uses less digits than its factorization.

2231233112013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89835556.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 2231233112013 its reverse (3102113321322), we get a palindrome (5333346433335).

The spelling of 2231233112013 in words is "two trillion, two hundred thirty-one billion, two hundred thirty-three million, one hundred twelve thousand, thirteen".

Divisors: 1 3 17 51 487 1461 8279 24837 89835049 269505147 1527195833 4581587499 43749668863 131249006589 743744370671 2231233112013