210212011102122 has 48 divisors (see below), whose sum is σ = 476953262031168. Its totient is φ = 66785599446720.

The previous prime is 210212011102103. The next prime is 210212011102147. The reversal of 210212011102122 is 221201110212012.

210212011102122 is a `hidden beast` number, since 210 + 21 + 201 + 110 + 2 + 122 = 666.

It is a super-2 number, since 2×210212011102122² (a number of 29 digits) contains 22 as substring.

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 = 210212011102095 and 210212011102104.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 903368508 + ... + 903601175.

It is an arithmetic number, because the mean of its divisors is an integer number (9936526292316).

Almost surely, 2^{210212011102122} is an apocalyptic number.

210212011102122 is an abundant number, since it is smaller than the sum of its proper divisors (266741250929046).

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

210212011102122 is a wasteful number, since it uses less digits than its factorization.

210212011102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1806969995 (or 1806969992 counting only the distinct ones).

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

Adding to 210212011102122 its reverse (221201110212012), we get a palindrome (431413121314134).

The spelling of 210212011102122 in words is "two hundred ten trillion, two hundred twelve billion, eleven million, one hundred two thousand, one hundred twenty-two".