311110010023243 has 16 divisors (see below), whose sum is σ = 315823294987200. Its totient is φ = 306428795596800.

The previous prime is 311110010023213. The next prime is 311110010023291. The reversal of 311110010023243 is 342320010011113.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-311110010023243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (311110010023213) 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, 2112168343 + ... + 2112315631.

It is an arithmetic number, because the mean of its divisors is an integer number (19738955936700).

Almost surely, 2^{311110010023243} is an apocalyptic number.

311110010023243 is a deficient number, since it is larger than the sum of its proper divisors (4713284963957).

311110010023243 is a wasteful number, since it uses less digits than its factorization.

311110010023243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255942.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 311110010023243 its reverse (342320010011113), we get a palindrome (653430020034356).

The spelling of 311110010023243 in words is "three hundred eleven trillion, one hundred ten billion, ten million, twenty-three thousand, two hundred forty-three".