210022101211122 has 72 divisors (see below), whose sum is σ = 479085675891732. Its totient is φ = 66453927552000.

The previous prime is 210022101211103. The next prime is 210022101211183. The reversal of 210022101211122 is 221112101220012.

210022101211122 is a `hidden beast` number, since 210 + 0 + 2 + 210 + 121 + 1 + 122 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 130991939219241 + 79030161991881 = 11445171^2 + 8889891^2 .

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 = 210022101211095 and 210022101211104.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 102927879 + ... + 104948522.

Almost surely, 2^{210022101211122} is an apocalyptic number.

210022101211122 is an abundant number, since it is smaller than the sum of its proper divisors (269063574680610).

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

210022101211122 is a wasteful number, since it uses less digits than its factorization.

210022101211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207876524 (or 207876484 counting only the distinct ones).

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

Adding to 210022101211122 its reverse (221112101220012), we get a palindrome (431134202431134).

The spelling of 210022101211122 in words is "two hundred ten trillion, twenty-two billion, one hundred one million, two hundred eleven thousand, one hundred twenty-two".