22145254112 has 24 divisors (see below), whose sum is σ = 43887210192. Its totient is φ = 10999296000.

The previous prime is 22145254111. The next prime is 22145254123. The reversal of 22145254112 is 21145254122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22145254111) 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, 2286689 + ... + 2296352.

It is an arithmetic number, because the mean of its divisors is an integer number (1828633758).

Almost surely, 2^22145254112 is an apocalyptic number.

It is an amenable number.

22145254112 is a deficient number, since it is larger than the sum of its proper divisors (21741956080).

22145254112 is a wasteful number, since it uses less digits than its factorization.

22145254112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4583202 (or 4583194 counting only the distinct ones).

The product of its digits is 6400, while the sum is 29.

The spelling of 22145254112 in words is "twenty-two billion, one hundred forty-five million, two hundred fifty-four thousand, one hundred twelve".