311123110332111 has 16 divisors (see below), whose sum is σ = 517191663929088. Its totient is φ = 161622394977600.

The previous prime is 311123110332091. The next prime is 311123110332137. The reversal of 311123110332111 is 111233011321113.

It is not a de Polignac number, because 311123110332111 - 2⁷ = 311123110331983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311123110332611) 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, 673426645510 + ... + 673426645971.

It is an arithmetic number, because the mean of its divisors is an integer number (32324478995568).

Almost surely, 2^{311123110332111} is an apocalyptic number.

311123110332111 is a deficient number, since it is larger than the sum of its proper divisors (206068553596977).

311123110332111 is a wasteful number, since it uses less digits than its factorization.

311123110332111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346853291502.

The product of its (nonzero) digits is 324, while the sum is 24.

Adding to 311123110332111 its reverse (111233011321113), we get a palindrome (422356121653224).

The spelling of 311123110332111 in words is "three hundred eleven trillion, one hundred twenty-three billion, one hundred ten million, three hundred thirty-two thousand, one hundred eleven".