100651270020 has 96 divisors (see below), whose sum is σ = 327364214016. Its totient is φ = 22628851200.

The previous prime is 100651269973. The next prime is 100651270037. The reversal of 100651270020 is 20072156001.

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, 1938691 + ... + 1989930.

It is an arithmetic number, because the mean of its divisors is an integer number (3410043896).

Almost surely, 2^100651270020 is an apocalyptic number.

100651270020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100651270020 is an abundant number, since it is smaller than the sum of its proper divisors (226712943996).

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

100651270020 is a wasteful number, since it uses less digits than its factorization.

100651270020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3928701 (or 3928699 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The spelling of 100651270020 in words is "one hundred billion, six hundred fifty-one million, two hundred seventy thousand, twenty".