210211220102 has 16 divisors (see below), whose sum is σ = 340378572912. Its totient is φ = 96790105440.

The previous prime is 210211220101. The next prime is 210211220117. The reversal of 210211220102 is 201022112012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210211220101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9591248 + ... + 9613139.

It is an arithmetic number, because the mean of its divisors is an integer number (21273660807).

Almost surely, 2^210211220102 is an apocalyptic number.

210211220102 is a deficient number, since it is larger than the sum of its proper divisors (130167352810).

210211220102 is a wasteful number, since it uses less digits than its factorization.

210211220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19204823.

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

Adding to 210211220102 its reverse (201022112012), we get a palindrome (411233332114).

The spelling of 210211220102 in words is "two hundred ten billion, two hundred eleven million, two hundred twenty thousand, one hundred two".