210220021102 has 32 divisors (see below), whose sum is σ = 388269411264. Its totient is φ = 83127340800.

The previous prime is 210220021087. The next prime is 210220021127. The reversal of 210220021102 is 201120022012.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

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, 161952 + ... + 668332.

It is an arithmetic number, because the mean of its divisors is an integer number (12133419102).

Almost surely, 2^210220021102 is an apocalyptic number.

210220021102 is a deficient number, since it is larger than the sum of its proper divisors (178049390162).

210220021102 is a wasteful number, since it uses less digits than its factorization.

210220021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508684.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 210220021102 its reverse (201120022012), we get a palindrome (411340043114).

The spelling of 210220021102 in words is "two hundred ten billion, two hundred twenty million, twenty-one thousand, one hundred two".