101321130023220 has 96 divisors (see below), whose sum is σ = 285588745182720. Its totient is φ = 26839497605760.

The previous prime is 101321130023173. The next prime is 101321130023279. The reversal of 101321130023220 is 22320031123101.

It is a congruent number.

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, 1030110 + ... + 14272469.

It is an arithmetic number, because the mean of its divisors is an integer number (2974882762320).

Almost surely, 2^{101321130023220} is an apocalyptic number.

101321130023220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101321130023220 is an abundant number, since it is smaller than the sum of its proper divisors (184267615159500).

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

101321130023220 is a wasteful number, since it uses less digits than its factorization.

101321130023220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15303325 (or 15303323 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 101321130023220 its reverse (22320031123101), we get a palindrome (123641161146321).

The spelling of 101321130023220 in words is "one hundred one trillion, three hundred twenty-one billion, one hundred thirty million, twenty-three thousand, two hundred twenty".