231003312222311 has 2 divisors, whose sum is σ = 231003312222312. Its totient is φ = 231003312222310.

The previous prime is 231003312222301. The next prime is 231003312222377. The reversal of 231003312222311 is 113222213300132.

231003312222311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231003312222311 - 2³⁰ = 231002238480487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231003312222301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115501656111155 + 115501656111156.

It is an arithmetic number, because the mean of its divisors is an integer number (115501656111156).

Almost surely, 2^{231003312222311} is an apocalyptic number.

231003312222311 is a deficient number, since it is larger than the sum of its proper divisors (1).

231003312222311 is an equidigital number, since it uses as much as digits as its factorization.

231003312222311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 231003312222311 its reverse (113222213300132), we get a palindrome (344225525522443).

The spelling of 231003312222311 in words is "two hundred thirty-one trillion, three billion, three hundred twelve million, two hundred twenty-two thousand, three hundred eleven".