211112120102102 has 64 divisors (see below), whose sum is σ = 337491387713664. Its totient is φ = 98699073454080.

The previous prime is 211112120102089. The next prime is 211112120102111. The reversal of 211112120102102 is 201201021211112.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3582939602 + ... + 3582998522.

It is an arithmetic number, because the mean of its divisors is an integer number (5273302933026).

Almost surely, 2^{211112120102102} is an apocalyptic number.

211112120102102 is a deficient number, since it is larger than the sum of its proper divisors (126379267611562).

211112120102102 is a wasteful number, since it uses less digits than its factorization.

211112120102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60393.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 211112120102102 its reverse (201201021211112), we get a palindrome (412313141313214).

The spelling of 211112120102102 in words is "two hundred eleven trillion, one hundred twelve billion, one hundred twenty million, one hundred two thousand, one hundred two".