211100120122 has 16 divisors (see below), whose sum is σ = 334089360000. Its totient is φ = 99762779520.

The previous prime is 211100120081. The next prime is 211100120137. The reversal of 211100120122 is 221021001112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6428247 + ... + 6461002.

It is an arithmetic number, because the mean of its divisors is an integer number (20880585000).

Almost surely, 2^211100120122 is an apocalyptic number.

211100120122 is a deficient number, since it is larger than the sum of its proper divisors (122989239878).

211100120122 is a wasteful number, since it uses less digits than its factorization.

211100120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12889701.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 211100120122 its reverse (221021001112), we get a palindrome (432121121234).

The spelling of 211100120122 in words is "two hundred eleven billion, one hundred million, one hundred twenty thousand, one hundred twenty-two".