202211112100122 has 24 divisors (see below), whose sum is σ = 457172949096864. Its totient is φ = 64473108205704.

The previous prime is 202211112100121. The next prime is 202211112100171. The reversal of 202211112100122 is 221001211112202.

202211112100122 is a `hidden beast` number, since 2 + 0 + 221 + 111 + 210 + 0 + 122 = 666.

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 = 202211112100095 and 202211112100104.

It is not an unprimeable number, because it can be changed into a prime (202211112100121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 244216318548 + ... + 244216319375.

It is an arithmetic number, because the mean of its divisors is an integer number (19048872879036).

Almost surely, 2^{202211112100122} is an apocalyptic number.

202211112100122 is an abundant number, since it is smaller than the sum of its proper divisors (254961836996742).

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

202211112100122 is a wasteful number, since it uses less digits than its factorization.

202211112100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488432637954 (or 488432637951 counting only the distinct ones).

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

Adding to 202211112100122 its reverse (221001211112202), we get a palindrome (423212323212324).

The spelling of 202211112100122 in words is "two hundred two trillion, two hundred eleven billion, one hundred twelve million, one hundred thousand, one hundred twenty-two".