11911102 has 32 divisors (see below), whose sum is σ = 21648384. Its totient is φ = 4804800.

The previous prime is 11911093. The next prime is 11911103. The reversal of 11911102 is 20111911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11911103) 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, 22602 + ... + 23122.

It is an arithmetic number, because the mean of its divisors is an integer number (676512).

Almost surely, 2^11911102 is an apocalyptic number.

11911102 is a deficient number, since it is larger than the sum of its proper divisors (9737282).

11911102 is a wasteful number, since it uses less digits than its factorization.

11911102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624.

The product of its (nonzero) digits is 18, while the sum is 16.

The square root of 11911102 is about 3451.2464415049. The cubic root of 11911102 is about 228.3760977438.

The spelling of 11911102 in words is "eleven million, nine hundred eleven thousand, one hundred two".