100789501320 has 96 divisors (see below), whose sum is σ = 335555340120. Its totient is φ = 26221655040.

The previous prime is 100789501271. The next prime is 100789501331. The reversal of 100789501320 is 23105987001.

It can be written as a sum of positive squares in 4 ways, for example, as 85967412804 + 14822088516 = 293202^2 + 121746^2 .

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 23 ways as a sum of consecutive naturals, for example, 3399519 + ... + 3429038.

Almost surely, 2^100789501320 is an apocalyptic number.

100789501320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100789501320 is an abundant number, since it is smaller than the sum of its proper divisors (234765838800).

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

100789501320 is a wasteful number, since it uses less digits than its factorization.

100789501320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6828615 (or 6828608 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The spelling of 100789501320 in words is "one hundred billion, seven hundred eighty-nine million, five hundred one thousand, three hundred twenty".