111103811408 has 20 divisors (see below), whose sum is σ = 224622923808. Its totient is φ = 53136605280.

The previous prime is 111103811383. The next prime is 111103811411. The reversal of 111103811408 is 804118301111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150955898 + ... + 150956633.

Almost surely, 2^111103811408 is an apocalyptic number.

It is an amenable number.

111103811408 is an abundant number, since it is smaller than the sum of its proper divisors (113519112400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111103811408 is a wasteful number, since it uses less digits than its factorization.

111103811408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301912562 (or 301912556 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 29.

The spelling of 111103811408 in words is "one hundred eleven billion, one hundred three million, eight hundred eleven thousand, four hundred eight".