202210112212101 has 40 divisors (see below), whose sum is σ = 345283900393344. Its totient is φ = 115527039976800.

The previous prime is 202210112212079. The next prime is 202210112212111. The reversal of 202210112212101 is 101212211012202.

202210112212101 is a `hidden beast` number, since 2 + 0 + 221 + 0 + 11 + 221 + 210 + 1 = 666.

It is not a de Polignac number, because 202210112212101 - 2²⁶ = 202210045103237 is a prime.

It is a super-2 number, since 2×202210112212101² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202210112212111) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 30289810 + ... + 36357843.

Almost surely, 2^{202210112212101} is an apocalyptic number.

202210112212101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

202210112212101 is a deficient number, since it is larger than the sum of its proper divisors (143073788181243).

202210112212101 is an equidigital number, since it uses as much as digits as its factorization.

202210112212101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66653023 (or 66653014 counting only the distinct ones).

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

Adding to 202210112212101 its reverse (101212211012202), we get a palindrome (303422323224303).

The spelling of 202210112212101 in words is "two hundred two trillion, two hundred ten billion, one hundred twelve million, two hundred twelve thousand, one hundred one".