103920194224 has 80 divisors (see below), whose sum is σ = 251238562560. Its totient is φ = 40454426880.

The previous prime is 103920194221. The next prime is 103920194227. The reversal of 103920194224 is 422491029301.

It is an interprime number because it is at equal distance from previous prime (103920194221) and next prime (103920194227).

It is not an unprimeable number, because it can be changed into a prime (103920194221) 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, 1459647 + ... + 1529185.

It is an arithmetic number, because the mean of its divisors is an integer number (3140482032).

Almost surely, 2^103920194224 is an apocalyptic number.

103920194224 is a gapful number since it is divisible by the number (14) 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 103920194224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125619281280).

103920194224 is an abundant number, since it is smaller than the sum of its proper divisors (147318368336).

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

103920194224 is a wasteful number, since it uses less digits than its factorization.

103920194224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70778 (or 70772 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 103920194224 in words is "one hundred three billion, nine hundred twenty million, one hundred ninety-four thousand, two hundred twenty-four".