210020211202110 has 64 divisors (see below), whose sum is σ = 504716303273472. Its totient is φ = 55931213621376.

The previous prime is 210020211202093. The next prime is 210020211202187. The reversal of 210020211202110 is 11202112020012.

It is a super-2 number, since 2×210020211202110² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 210020211202110.

It is a congruent number.

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, 142472047 + ... + 143938613.

It is an arithmetic number, because the mean of its divisors is an integer number (7886192238648).

Almost surely, 2^{210020211202110} is an apocalyptic number.

210020211202110 is an abundant number, since it is smaller than the sum of its proper divisors (294696092071362).

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

210020211202110 is a wasteful number, since it uses less digits than its factorization.

210020211202110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472897.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 210020211202110 its reverse (11202112020012), we get a palindrome (221222323222122).

The spelling of 210020211202110 in words is "two hundred ten trillion, twenty billion, two hundred eleven million, two hundred two thousand, one hundred ten".