211122012100102 has 4 divisors (see below), whose sum is σ = 316683018150156. Its totient is φ = 105561006050050.

The previous prime is 211122012100099. The next prime is 211122012100211. The reversal of 211122012100102 is 201001210221112.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52780503025024 + ... + 52780503025027.

It is an arithmetic number, because the mean of its divisors is an integer number (79170754537539).

Almost surely, 2^{211122012100102} is an apocalyptic number.

211122012100102 is a deficient number, since it is larger than the sum of its proper divisors (105561006050054).

211122012100102 is a wasteful number, since it uses less digits than its factorization.

211122012100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105561006050053.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 211122012100102 its reverse (201001210221112), we get a palindrome (412123222321214).

The spelling of 211122012100102 in words is "two hundred eleven trillion, one hundred twenty-two billion, twelve million, one hundred thousand, one hundred two".