212210220220102 has 32 divisors (see below), whose sum is σ = 359660196774144. Its totient is φ = 93229889673600.

The previous prime is 212210220219961. The next prime is 212210220220177. The reversal of 212210220220102 is 201022022012212.

It is a self number, because there is not a number n which added to its sum of digits gives 212210220220102.

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, 2158050133 + ... + 2158148464.

It is an arithmetic number, because the mean of its divisors is an integer number (11239381149192).

Almost surely, 2^{212210220220102} is an apocalyptic number.

212210220220102 is a deficient number, since it is larger than the sum of its proper divisors (147449976554042).

212210220220102 is a wasteful number, since it uses less digits than its factorization.

212210220220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4316198704.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 212210220220102 its reverse (201022022012212), we get a palindrome (413232242232314).

The spelling of 212210220220102 in words is "two hundred twelve trillion, two hundred ten billion, two hundred twenty million, two hundred twenty thousand, one hundred two".