102120120202110 has 32 divisors (see below), whose sum is σ = 245154943166112. Its totient is φ = 27224625978240.

The previous prime is 102120120202099. The next prime is 102120120202129. The reversal of 102120120202110 is 11202021021201.

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 102120120202110.

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, 462767581 + ... + 462988200.

It is an arithmetic number, because the mean of its divisors is an integer number (7661091973941).

Almost surely, 2^{102120120202110} is an apocalyptic number.

102120120202110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102120120202110 is an abundant number, since it is smaller than the sum of its proper divisors (143034822964002).

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

102120120202110 is a wasteful number, since it uses less digits than its factorization.

102120120202110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925759468.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102120120202110 its reverse (11202021021201), we get a palindrome (113322141223311).

The spelling of 102120120202110 in words is "one hundred two trillion, one hundred twenty billion, one hundred twenty million, two hundred two thousand, one hundred ten".