11161703331 has 12 divisors (see below), whose sum is σ = 16123872960. Its totient is φ = 7440483600.

The previous prime is 11161703321. The next prime is 11161703339. The reversal of 11161703331 is 13330716111.

11161703331 is a `hidden beast` number, since 1 + 11 + 617 + 0 + 3 + 3 + 31 = 666.

It is not a de Polignac number, because 11161703331 - 2²¹ = 11159606179 is a prime.

It is a super-2 number, since 2×11161703331² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11161703295 and 11161703304.

It is not an unprimeable number, because it can be changed into a prime (11161703339) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68781 + ... + 164481.

It is an arithmetic number, because the mean of its divisors is an integer number (1343656080).

Almost surely, 2^11161703331 is an apocalyptic number.

11161703331 is a deficient number, since it is larger than the sum of its proper divisors (4962169629).

11161703331 is a wasteful number, since it uses less digits than its factorization.

11161703331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108666 (or 108663 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The spelling of 11161703331 in words is "eleven billion, one hundred sixty-one million, seven hundred three thousand, three hundred thirty-one".