202011121021122 has 96 divisors (see below), whose sum is σ = 500917969169280. Its totient is φ = 57636714896640.

The previous prime is 202011121021103. The next prime is 202011121021141. The reversal of 202011121021122 is 221120121110202.

202011121021122 is a `hidden beast` number, since 20 + 201 + 1 + 1 + 210 + 211 + 22 = 666.

It is an interprime number because it is at equal distance from previous prime (202011121021103) and next prime (202011121021141).

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 = 202011121021095 and 202011121021104.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 966960297 + ... + 967169187.

It is an arithmetic number, because the mean of its divisors is an integer number (5217895512180).

Almost surely, 2^{202011121021122} is an apocalyptic number.

202011121021122 is an abundant number, since it is smaller than the sum of its proper divisors (298906848148158).

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

202011121021122 is a wasteful number, since it uses less digits than its factorization.

202011121021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219608 (or 219605 counting only the distinct ones).

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

Adding to 202011121021122 its reverse (221120121110202), we get a palindrome (423131242131324).

The spelling of 202011121021122 in words is "two hundred two trillion, eleven billion, one hundred twenty-one million, twenty-one thousand, one hundred twenty-two".