211210022120102 has 32 divisors (see below), whose sum is σ = 328007153073600. Its totient is φ = 101880255568000.

The previous prime is 211210022120089. The next prime is 211210022120117. The reversal of 211210022120102 is 201021220012112.

It is a super-2 number, since 2×211210022120102² (a number of 29 digits) contains 22 as substring.

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, 1985171327 + ... + 1985277717.

It is an arithmetic number, because the mean of its divisors is an integer number (10250223533550).

Almost surely, 2^{211210022120102} is an apocalyptic number.

211210022120102 is a deficient number, since it is larger than the sum of its proper divisors (116797130953498).

211210022120102 is a wasteful number, since it uses less digits than its factorization.

211210022120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134032.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 211210022120102 its reverse (201021220012112), we get a palindrome (412231242132214).

The spelling of 211210022120102 in words is "two hundred eleven trillion, two hundred ten billion, twenty-two million, one hundred twenty thousand, one hundred two".