103004032920 has 128 divisors (see below), whose sum is σ = 327349693440. Its totient is φ = 25839319040.

The previous prime is 103004032919. The next prime is 103004032931. The reversal of 103004032920 is 29230400301.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4564465 + ... + 4586975.

It is an arithmetic number, because the mean of its divisors is an integer number (2557419480).

Almost surely, 2^103004032920 is an apocalyptic number.

103004032920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103004032920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163674846720).

103004032920 is an abundant number, since it is smaller than the sum of its proper divisors (224345660520).

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

103004032920 is a wasteful number, since it uses less digits than its factorization.

103004032920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24785 (or 24781 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The spelling of 103004032920 in words is "one hundred three billion, four million, thirty-two thousand, nine hundred twenty".