2256312201133 has 16 divisors (see below), whose sum is σ = 2316028176000. Its totient is φ = 2197576370880.

The previous prime is 2256312201097. The next prime is 2256312201161. The reversal of 2256312201133 is 3311022136522.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2256312201133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2256312201095 and 2256312201104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256312201173) 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, 1173723 + ... + 2426983.

It is an arithmetic number, because the mean of its divisors is an integer number (144751761000).

Almost surely, 2^{2256312201133} is an apocalyptic number.

It is an amenable number.

2256312201133 is a deficient number, since it is larger than the sum of its proper divisors (59715974867).

2256312201133 is a wasteful number, since it uses less digits than its factorization.

2256312201133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253652.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 2256312201133 its reverse (3311022136522), we get a palindrome (5567334337655).

The spelling of 2256312201133 in words is "two trillion, two hundred fifty-six billion, three hundred twelve million, two hundred one thousand, one hundred thirty-three".