211122211212102 has 32 divisors (see below), whose sum is σ = 422473699920384. Its totient is φ = 70335860695200.

The previous prime is 211122211212083. The next prime is 211122211212113. The reversal of 211122211212102 is 201212112221112.

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, 271229088 + ... + 272006364.

It is an arithmetic number, because the mean of its divisors is an integer number (13202303122512).

Almost surely, 2^{211122211212102} is an apocalyptic number.

211122211212102 is an abundant number, since it is smaller than the sum of its proper divisors (211351488708282).

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

211122211212102 is a wasteful number, since it uses less digits than its factorization.

211122211212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801804.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 211122211212102 its reverse (201212112221112), we get a palindrome (412334323433214).

The spelling of 211122211212102 in words is "two hundred eleven trillion, one hundred twenty-two billion, two hundred eleven million, two hundred twelve thousand, one hundred two".