211110022120122 has 12 divisors (see below), whose sum is σ = 457405047926970. Its totient is φ = 70370007373368.

The previous prime is 211110022120093. The next prime is 211110022120159. The reversal of 211110022120122 is 221021220011112.

211110022120122 is a `hidden beast` number, since 211 + 1 + 10 + 0 + 221 + 201 + 22 = 666.

It can be written as a sum of positive squares in only one way, i.e., 205319352602961 + 5790669517161 = 14328969^2 + 2406381^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 11728334562229 = 211110022120122 / (2 + 1 + 1 + 1 + 1 + 0 + 0 + 2 + 2 + 1 + 2 + 0 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 211110022120095 and 211110022120104.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5864167281097 + ... + 5864167281132.

Almost surely, 2^{211110022120122} is an apocalyptic number.

211110022120122 is an abundant number, since it is smaller than the sum of its proper divisors (246295025806848).

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

211110022120122 is a wasteful number, since it uses less digits than its factorization.

211110022120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11728334562237 (or 11728334562234 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 211110022120122 its reverse (221021220011112), we get a palindrome (432131242131234).

The spelling of 211110022120122 in words is "two hundred eleven trillion, one hundred ten billion, twenty-two million, one hundred twenty thousand, one hundred twenty-two".