102210210120 has 128 divisors (see below), whose sum is σ = 307977753600. Its totient is φ = 27136601856.

The previous prime is 102210210119. The next prime is 102210210149. The reversal of 102210210120 is 21012012201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 102210210096 and 102210210105.

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, 28814187 + ... + 28817733.

It is an arithmetic number, because the mean of its divisors is an integer number (2406076200).

Almost surely, 2^102210210120 is an apocalyptic number.

102210210120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102210210120 is an abundant number, since it is smaller than the sum of its proper divisors (205767543480).

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

102210210120 is a wasteful number, since it uses less digits than its factorization.

102210210120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4547 (or 4543 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102210210120 its reverse (21012012201), we get a palindrome (123222222321).

The spelling of 102210210120 in words is "one hundred two billion, two hundred ten million, two hundred ten thousand, one hundred twenty".