101022320120 has 64 divisors (see below), whose sum is σ = 242723347200. Its totient is φ = 37756938240.

The previous prime is 101022320117. The next prime is 101022320137. The reversal of 101022320120 is 21023220101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101022320095 and 101022320104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1368689 + ... + 1440608.

It is an arithmetic number, because the mean of its divisors is an integer number (3792552300).

Almost surely, 2^101022320120 is an apocalyptic number.

101022320120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101022320120 is an abundant number, since it is smaller than the sum of its proper divisors (141701027080).

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

101022320120 is a wasteful number, since it uses less digits than its factorization.

101022320120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2809368 (or 2809364 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 101022320120 its reverse (21023220101), we get a palindrome (122045540221).

The spelling of 101022320120 in words is "one hundred one billion, twenty-two million, three hundred twenty thousand, one hundred twenty".