109155301920 has 240 divisors, whose sum is σ = 440260083648. Its totient is φ = 24949762560.

The previous prime is 109155301909. The next prime is 109155301933. The reversal of 109155301920 is 29103551901.

109155301920 is a `hidden beast` number, since 1 + 0 + 91 + 5 + 530 + 19 + 20 = 666.

109155301920 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 510886 + ... + 692325.

Almost surely, 2^109155301920 is an apocalyptic number.

109155301920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109155301920 is an abundant number, since it is smaller than the sum of its proper divisors (331104781728).

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

109155301920 is a wasteful number, since it uses less digits than its factorization.

109155301920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1203245 (or 1203228 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 36.

The spelling of 109155301920 in words is "one hundred nine billion, one hundred fifty-five million, three hundred one thousand, nine hundred twenty".