202212011022021 has 192 divisors, whose sum is σ = 398659264174080. Its totient is φ = 95360493888000.

The previous prime is 202212011022019. The next prime is 202212011022079. The reversal of 202212011022021 is 120220110212202.

It is a happy number.

202212011022021 is a `hidden beast` number, since 2 + 0 + 221 + 201 + 1 + 0 + 220 + 21 = 666.

It is not a de Polignac number, because 202212011022021 - 2¹ = 202212011022019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202212011021985 and 202212011022003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202212011023021) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 4099061326 + ... + 4099110656.

It is an arithmetic number, because the mean of its divisors is an integer number (2076350334240).

Almost surely, 2^{202212011022021} is an apocalyptic number.

202212011022021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

202212011022021 is a deficient number, since it is larger than the sum of its proper divisors (196447253152059).

202212011022021 is a wasteful number, since it uses less digits than its factorization.

202212011022021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56888 (or 56885 counting only the distinct ones).

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

Adding to 202212011022021 its reverse (120220110212202), we get a palindrome (322432121234223).

The spelling of 202212011022021 in words is "two hundred two trillion, two hundred twelve billion, eleven million, twenty-two thousand, twenty-one".