22101001102212 has 24 divisors (see below), whose sum is σ = 51592368742656. Its totient is φ = 7363662343008.

The previous prime is 22101001102163. The next prime is 22101001102277. The reversal of 22101001102212 is 21220110010122.

It is a junction number, because it is equal to n+sod(n) for n = 22101001102191 and 22101001102200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417225463 + ... + 417278430.

It is an arithmetic number, because the mean of its divisors is an integer number (2149682030944).

Almost surely, 2^{22101001102212} is an apocalyptic number.

It is an amenable number.

22101001102212 is an abundant number, since it is smaller than the sum of its proper divisors (29491367640444).

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

22101001102212 is a wasteful number, since it uses less digits than its factorization.

22101001102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834506107 (or 834506105 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22101001102212 its reverse (21220110010122), we get a palindrome (43321111112334).

The spelling of 22101001102212 in words is "twenty-two trillion, one hundred one billion, one million, one hundred two thousand, two hundred twelve".