101200322020 has 24 divisors (see below), whose sum is σ = 242880773184. Its totient is φ = 34697253216.

The previous prime is 101200321993. The next prime is 101200322039. The reversal of 101200322020 is 20223002101.

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, 361429582 + ... + 361429861.

It is an arithmetic number, because the mean of its divisors is an integer number (10120032216).

Almost surely, 2^101200322020 is an apocalyptic number.

101200322020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101200322020 is an abundant number, since it is smaller than the sum of its proper divisors (141680451164).

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

101200322020 is a wasteful number, since it uses less digits than its factorization.

101200322020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722859459 (or 722859457 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 101200322020 its reverse (20223002101), we get a palindrome (121423324121).

The spelling of 101200322020 in words is "one hundred one billion, two hundred million, three hundred twenty-two thousand, twenty".