202101212002122 has 48 divisors (see below), whose sum is σ = 453672859068000. Its totient is φ = 64945366954272.

The previous prime is 202101212002097. The next prime is 202101212002153. The reversal of 202101212002122 is 221200212101202.

It is a happy number.

202101212002122 is a `hidden beast` number, since 20 + 210 + 1 + 21 + 200 + 212 + 2 = 666.

202101212002122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 = 202101212002095 and 202101212002104.

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, 293409472 + ... + 294097467.

It is an arithmetic number, because the mean of its divisors is an integer number (9451517897250).

Almost surely, 2^{202101212002122} is an apocalyptic number.

202101212002122 is an abundant number, since it is smaller than the sum of its proper divisors (251571647065878).

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

202101212002122 is a wasteful number, since it uses less digits than its factorization.

202101212002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587507635 (or 587507632 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 202101212002122 its reverse (221200212101202), we get a palindrome (423301424103324).

The spelling of 202101212002122 in words is "two hundred two trillion, one hundred one billion, two hundred twelve million, two thousand, one hundred twenty-two".