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2312331412213 = 22071047726059
BaseRepresentation
bin100001101001100001101…
…100010100001011110101
322012001112100111112011001
4201221201230110023311
5300341123320142323
64530134223043301
7326026504463464
oct41514154241365
98161470445131
102312331412213
11811721888649
1231418b140531
1313a08a0a32a4
147dcbb63c9db
15402380733ad
hex21a61b142f5

2312331412213 has 4 divisors (see below), whose sum is σ = 2313379140480. Its totient is φ = 2311283683948.

The previous prime is 2312331412169. The next prime is 2312331412219. The reversal of 2312331412213 is 3122141332132.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2312331412213 - 29 = 2312331411701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312331412219) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 523860823 + ... + 523865236.

It is an arithmetic number, because the mean of its divisors is an integer number (578344785120).

Almost surely, 22312331412213 is an apocalyptic number.

It is an amenable number.

2312331412213 is a deficient number, since it is larger than the sum of its proper divisors (1047728267).

2312331412213 is a wasteful number, since it uses less digits than its factorization.

2312331412213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047728266.

The product of its digits is 5184, while the sum is 28.

Adding to 2312331412213 its reverse (3122141332132), we get a palindrome (5434472744345).

The spelling of 2312331412213 in words is "two trillion, three hundred twelve billion, three hundred thirty-one million, four hundred twelve thousand, two hundred thirteen".

Divisors: 1 2207 1047726059 2312331412213