102101101120120 has 64 divisors (see below), whose sum is σ = 230191136870400. Its totient is φ = 40758086736000.

The previous prime is 102101101120091. The next prime is 102101101120147. The reversal of 102101101120120 is 21021101101201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 102101101120120.

It is a congruent number.

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, 42663577 + ... + 44993143.

It is an arithmetic number, because the mean of its divisors is an integer number (3596736513600).

Almost surely, 2^{102101101120120} is an apocalyptic number.

102101101120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102101101120120 is an abundant number, since it is smaller than the sum of its proper divisors (128090035750280).

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

102101101120120 is a wasteful number, since it uses less digits than its factorization.

102101101120120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2331788 (or 2331784 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 102101101120120 its reverse (21021101101201), we get a palindrome (123122202221321).

The spelling of 102101101120120 in words is "one hundred two trillion, one hundred one billion, one hundred one million, one hundred twenty thousand, one hundred twenty".