102201321320 has 64 divisors (see below), whose sum is σ = 264377191680. Its totient is φ = 34830614016.

The previous prime is 102201321263. The next prime is 102201321349. The reversal of 102201321320 is 23123102201.

102201321320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×102201321320² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1046069 + ... + 1139588.

It is an arithmetic number, because the mean of its divisors is an integer number (4130893620).

Almost surely, 2^102201321320 is an apocalyptic number.

102201321320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102201321320 is an abundant number, since it is smaller than the sum of its proper divisors (162175870360).

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

102201321320 is a wasteful number, since it uses less digits than its factorization.

102201321320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2185842 (or 2185838 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 102201321320 its reverse (23123102201), we get a palindrome (125324423521).

The spelling of 102201321320 in words is "one hundred two billion, two hundred one million, three hundred twenty-one thousand, three hundred twenty".