210002112020120 has 64 divisors (see below), whose sum is σ = 541730688102720. Its totient is φ = 71770689828864.

The previous prime is 210002112020117. The next prime is 210002112020287. The reversal of 210002112020120 is 21020211200012.

It is a super-2 number, since 2×210002112020120² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 210002112020095 and 210002112020104.

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, 1198007477 + ... + 1198182756.

It is an arithmetic number, because the mean of its divisors is an integer number (8464542001605).

Almost surely, 2^{210002112020120} is an apocalyptic number.

210002112020120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210002112020120 is an abundant number, since it is smaller than the sum of its proper divisors (331728576082600).

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

210002112020120 is a wasteful number, since it uses less digits than its factorization.

210002112020120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2396190564 (or 2396190560 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210002112020120 its reverse (21020211200012), we get a palindrome (231022323220132).

The spelling of 210002112020120 in words is "two hundred ten trillion, two billion, one hundred twelve million, twenty thousand, one hundred twenty".