210021313412130 has 64 divisors (see below), whose sum is σ = 549875506283136. Its totient is φ = 50914116864000.

The previous prime is 210021313412041. The next prime is 210021313412147. The reversal of 210021313412130 is 31214313120012.

It is a super-2 number, since 2×210021313412130² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 210021313412130.

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, 166821810 + ... + 168076050.

It is an arithmetic number, because the mean of its divisors is an integer number (8591804785674).

Almost surely, 2^{210021313412130} is an apocalyptic number.

210021313412130 is an abundant number, since it is smaller than the sum of its proper divisors (339854192871006).

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

210021313412130 is a wasteful number, since it uses less digits than its factorization.

210021313412130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1761683.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 210021313412130 its reverse (31214313120012), we get a palindrome (241235626532142).

The spelling of 210021313412130 in words is "two hundred ten trillion, twenty-one billion, three hundred thirteen million, four hundred twelve thousand, one hundred thirty".