102120000121120 has 192 divisors, whose sum is σ = 258285065472000. Its totient is φ = 38038610451456.

The previous prime is 102120000121037. The next prime is 102120000121147. The reversal of 102120000121120 is 21121000021201.

It is a self number, because there is not a number n which added to its sum of digits gives 102120000121120.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2596933779 + ... + 2596973101.

It is an arithmetic number, because the mean of its divisors is an integer number (1345234716000).

Almost surely, 2^{102120000121120} is an apocalyptic number.

102120000121120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102120000121120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129142532736000).

102120000121120 is an abundant number, since it is smaller than the sum of its proper divisors (156165065350880).

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

102120000121120 is a wasteful number, since it uses less digits than its factorization.

102120000121120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53895 (or 53887 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102120000121120 its reverse (21121000021201), we get a palindrome (123241000142321).

The spelling of 102120000121120 in words is "one hundred two trillion, one hundred twenty billion, one hundred twenty-one thousand, one hundred twenty".