9203106400920 has 48 divisors (see below), whose sum is σ = 29910095804160. Its totient is φ = 2454161706816.

The previous prime is 9203106400903. The next prime is 9203106400991. The reversal of 9203106400920 is 290046013029.

9203106400920 is a `hidden beast` number, since 9 + 2 + 0 + 3 + 1 + 0 + 640 + 0 + 9 + 2 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12782091864 + ... + 12782092583.

It is an arithmetic number, because the mean of its divisors is an integer number (623126995920).

Almost surely, 2^{9203106400920} is an apocalyptic number.

9203106400920 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9203106400920 is an abundant number, since it is smaller than the sum of its proper divisors (20706989403240).

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

9203106400920 is a wasteful number, since it uses less digits than its factorization.

9203106400920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25564184464 (or 25564184457 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The spelling of 9203106400920 in words is "nine trillion, two hundred three billion, one hundred six million, four hundred thousand, nine hundred twenty".