22101100102212 has 12 divisors (see below), whose sum is σ = 51569233571856. Its totient is φ = 7367033367400.

The previous prime is 22101100102139. The next prime is 22101100102219. The reversal of 22101100102212 is 21220100110122.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 22101100102191 and 22101100102200.

It is not an unprimeable number, because it can be changed into a prime (22101100102219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 920879170914 + ... + 920879170937.

It is an arithmetic number, because the mean of its divisors is an integer number (4297436130988).

Almost surely, 2^{22101100102212} is an apocalyptic number.

It is an amenable number.

22101100102212 is an abundant number, since it is smaller than the sum of its proper divisors (29468133469644).

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

22101100102212 is a wasteful number, since it uses less digits than its factorization.

22101100102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1841758341858 (or 1841758341856 counting only the distinct ones).

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

Adding to 22101100102212 its reverse (21220100110122), we get a palindrome (43321200212334).

The spelling of 22101100102212 in words is "twenty-two trillion, one hundred one billion, one hundred million, one hundred two thousand, two hundred twelve".