93111000011138 has 24 divisors (see below), whose sum is σ = 148382526814452. Its totient is φ = 43811898331904.

The previous prime is 93111000011059. The next prime is 93111000011173. The reversal of 93111000011138 is 83111000011139.

It can be written as a sum of positive squares in 6 ways, for example, as 68383025976409 + 24727974034729 = 8269403^2 + 4972723^2 .

It is a super-2 number, since 2×93111000011138² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 93111000011138.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4241045 + ... + 14290152.

Almost surely, 2^{93111000011138} is an apocalyptic number.

93111000011138 is a deficient number, since it is larger than the sum of its proper divisors (55271526803314).

93111000011138 is a wasteful number, since it uses less digits than its factorization.

93111000011138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18539926 (or 18539909 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 29.

Subtracting from 93111000011138 its reverse (83111000011139), we obtain a palindrome (9999999999999).

The spelling of 93111000011138 in words is "ninety-three trillion, one hundred eleven billion, eleven thousand, one hundred thirty-eight".