100302220320 has 48 divisors (see below), whose sum is σ = 315951995520. Its totient is φ = 26747258624.

The previous prime is 100302220307. The next prime is 100302220349. The reversal of 100302220320 is 23022203001.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×100302220320² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 100302220320.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104481000 + ... + 104481959.

It is an arithmetic number, because the mean of its divisors is an integer number (6582333240).

Almost surely, 2^100302220320 is an apocalyptic number.

100302220320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100302220320 is an abundant number, since it is smaller than the sum of its proper divisors (215649775200).

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

100302220320 is a wasteful number, since it uses less digits than its factorization.

100302220320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208962977 (or 208962969 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 100302220320 its reverse (23022203001), we get a palindrome (123324423321).

The spelling of 100302220320 in words is "one hundred billion, three hundred two million, two hundred twenty thousand, three hundred twenty".