211011022120122 has 40 divisors (see below), whose sum is σ = 540366850299936. Its totient is φ = 60288863462568.

The previous prime is 211011022120109. The next prime is 211011022120127. The reversal of 211011022120122 is 221021220110112.

211011022120122 is a `hidden beast` number, since 2 + 110 + 110 + 221 + 201 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 211011022120095 and 211011022120104.

It is not an unprimeable number, because it can be changed into a prime (211011022120127) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 93038368408 + ... + 93038370675.

Almost surely, 2^{211011022120122} is an apocalyptic number.

211011022120122 is an abundant number, since it is smaller than the sum of its proper divisors (329355828179814).

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

211011022120122 is a wasteful number, since it uses less digits than its factorization.

211011022120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186076739104 (or 186076739095 counting only the distinct ones).

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

Adding to 211011022120122 its reverse (221021220110112), we get a palindrome (432032242230234).

The spelling of 211011022120122 in words is "two hundred eleven trillion, eleven billion, twenty-two million, one hundred twenty thousand, one hundred twenty-two".