102123322120 has 64 divisors (see below), whose sum is σ = 242803008000. Its totient is φ = 38578645248.

The previous prime is 102123322099. The next prime is 102123322123. The reversal of 102123322120 is 21223321201.

It is not an unprimeable number, because it can be changed into a prime (102123322123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 629875 + ... + 775234.

It is an arithmetic number, because the mean of its divisors is an integer number (3793797000).

Almost surely, 2^102123322120 is an apocalyptic number.

102123322120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102123322120 is an abundant number, since it is smaller than the sum of its proper divisors (140679685880).

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

102123322120 is a wasteful number, since it uses less digits than its factorization.

102123322120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405222 (or 1405218 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 102123322120 its reverse (21223321201), we get a palindrome (123346643321).

The spelling of 102123322120 in words is "one hundred two billion, one hundred twenty-three million, three hundred twenty-two thousand, one hundred twenty".