210300102120 has 32 divisors (see below), whose sum is σ = 630900306720. Its totient is φ = 56080027200.

The previous prime is 210300102119. The next prime is 210300102143. The reversal of 210300102120 is 21201003012.

It is a super-2 number, since 2×210300102120² (a number of 23 digits) contains 22 as substring.

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 = 210300102096 and 210300102105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 876250306 + ... + 876250545.

It is an arithmetic number, because the mean of its divisors is an integer number (19715634585).

Almost surely, 2^210300102120 is an apocalyptic number.

210300102120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210300102120 is an abundant number, since it is smaller than the sum of its proper divisors (420600204600).

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

210300102120 is a wasteful number, since it uses less digits than its factorization.

210300102120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1752500865 (or 1752500861 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 210300102120 its reverse (21201003012), we get a palindrome (231501105132).

The spelling of 210300102120 in words is "two hundred ten billion, three hundred million, one hundred two thousand, one hundred twenty".