100326621010 has 64 divisors (see below), whose sum is σ = 227861351424. Its totient is φ = 30893860800.

The previous prime is 100326621007. The next prime is 100326621011. The reversal of 100326621010 is 10126623001.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (100326621011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 720996 + ... + 848815.

It is an arithmetic number, because the mean of its divisors is an integer number (3560333616).

Almost surely, 2^100326621010 is an apocalyptic number.

100326621010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100326621010 is an abundant number, since it is smaller than the sum of its proper divisors (127534730414).

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

100326621010 is a wasteful number, since it uses less digits than its factorization.

100326621010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1569919.

The product of its (nonzero) digits is 432, while the sum is 22.

The spelling of 100326621010 in words is "one hundred billion, three hundred twenty-six million, six hundred twenty-one thousand, ten".