210211022020120 has 48 divisors (see below), whose sum is σ = 519881391247680. Its totient is φ = 76440371641920.

The previous prime is 210211022020003. The next prime is 210211022020123. The reversal of 210211022020120 is 21020220112012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 210211022020094 and 210211022020103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210211022020123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21716009832 + ... + 21716019511.

It is an arithmetic number, because the mean of its divisors is an integer number (10830862317660).

Almost surely, 2^{210211022020120} is an apocalyptic number.

210211022020120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210211022020120 is an abundant number, since it is smaller than the sum of its proper divisors (309670369227560).

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

210211022020120 is a wasteful number, since it uses less digits than its factorization.

210211022020120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43432029376 (or 43432029361 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210211022020120 its reverse (21020220112012), we get a palindrome (231231242132132).

The spelling of 210211022020120 in words is "two hundred ten trillion, two hundred eleven billion, twenty-two million, twenty thousand, one hundred twenty".