22221130120012 has 48 divisors (see below), whose sum is σ = 39828985570080. Its totient is φ = 10844286778368.

The previous prime is 22221130119983. The next prime is 22221130120031. The reversal of 22221130120012 is 21002103112222.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29555668 + ... + 30298180.

It is an arithmetic number, because the mean of its divisors is an integer number (829770532710).

Almost surely, 2^{22221130120012} is an apocalyptic number.

It is an amenable number.

22221130120012 is a deficient number, since it is larger than the sum of its proper divisors (17607855450068).

22221130120012 is a wasteful number, since it uses less digits than its factorization.

22221130120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743482 (or 743480 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 22221130120012 its reverse (21002103112222), we get a palindrome (43223233232234).

The spelling of 22221130120012 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred thirty million, one hundred twenty thousand, twelve".