22102220010012 has 24 divisors (see below), whose sum is σ = 51573377365776. Its totient is φ = 7367188002048.

The previous prime is 22102220009951. The next prime is 22102220010029. The reversal of 22102220010012 is 21001002220122.

It is a junction number, because it is equal to n+sod(n) for n = 22102220009973 and 22102220010000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26912083 + ... + 27721194.

It is an arithmetic number, because the mean of its divisors is an integer number (2148890723574).

Almost surely, 2^{22102220010012} is an apocalyptic number.

It is an amenable number.

22102220010012 is an abundant number, since it is smaller than the sum of its proper divisors (29471157355764).

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

22102220010012 is a wasteful number, since it uses less digits than its factorization.

22102220010012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54666997 (or 54666995 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22102220010012 its reverse (21001002220122), we get a palindrome (43103222230134).

The spelling of 22102220010012 in words is "twenty-two trillion, one hundred two billion, two hundred twenty million, ten thousand, twelve".