102221140120 has 32 divisors (see below), whose sum is σ = 250906435920. Its totient is φ = 37171323520.

The previous prime is 102221140069. The next prime is 102221140127. The reversal of 102221140120 is 21041122201.

It is a super-2 number, since 2×102221140120² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102221140094 and 102221140103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102221140127) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 116159947 + ... + 116160826.

Almost surely, 2^102221140120 is an apocalyptic number.

102221140120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102221140120 is an abundant number, since it is smaller than the sum of its proper divisors (148685295800).

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

102221140120 is a wasteful number, since it uses less digits than its factorization.

102221140120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232320795 (or 232320791 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102221140120 its reverse (21041122201), we get a palindrome (123262262321).

The spelling of 102221140120 in words is "one hundred two billion, two hundred twenty-one million, one hundred forty thousand, one hundred twenty".