122002020102120 has 64 divisors (see below), whose sum is σ = 366008371813440. Its totient is φ = 32533666560000.

The previous prime is 122002020101993. The next prime is 122002020102133. The reversal of 122002020102120 is 21201020200221.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 122002020102120.

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, 16364920 + ... + 22623320.

It is an arithmetic number, because the mean of its divisors is an integer number (5718880809585).

Almost surely, 2^{122002020102120} is an apocalyptic number.

122002020102120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122002020102120 is an abundant number, since it is smaller than the sum of its proper divisors (244006351711320).

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

122002020102120 is a wasteful number, since it uses less digits than its factorization.

122002020102120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6420866 (or 6420862 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 122002020102120 its reverse (21201020200221), we get a palindrome (143203040302341).

The spelling of 122002020102120 in words is "one hundred twenty-two trillion, two billion, twenty million, one hundred two thousand, one hundred twenty".