11101111999957 has 16 divisors (see below), whose sum is σ = 12761774771200. Its totient is φ = 9459185339520.

The previous prime is 11101111999949. The next prime is 11101111999997. The reversal of 11101111999957 is 75999911110111.

It is not a de Polignac number, because 11101111999957 - 2³ = 11101111999949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11101111999898 and 11101111999907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101111999997) 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, 1833769 + ... + 5056177.

It is an arithmetic number, because the mean of its divisors is an integer number (797610923200).

Almost surely, 2^{11101111999957} is an apocalyptic number.

It is an amenable number.

11101111999957 is a deficient number, since it is larger than the sum of its proper divisors (1660662771243).

11101111999957 is a wasteful number, since it uses less digits than its factorization.

11101111999957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3225316.

The product of its (nonzero) digits is 229635, while the sum is 55.

The spelling of 11101111999957 in words is "eleven trillion, one hundred one billion, one hundred eleven million, nine hundred ninety-nine thousand, nine hundred fifty-seven".