22621113442 has 32 divisors (see below), whose sum is σ = 36563374080. Its totient is φ = 10462591440.

The previous prime is 22621113421. The next prime is 22621113467. The reversal of 22621113442 is 24431112622.

It is a self number, because there is not a number n which added to its sum of digits gives 22621113442.

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, 755073 + ... + 784459.

It is an arithmetic number, because the mean of its divisors is an integer number (1142605440).

Almost surely, 2^22621113442 is an apocalyptic number.

22621113442 is a deficient number, since it is larger than the sum of its proper divisors (13942260638).

22621113442 is a wasteful number, since it uses less digits than its factorization.

22621113442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29886.

The product of its digits is 4608, while the sum is 28.

The spelling of 22621113442 in words is "twenty-two billion, six hundred twenty-one million, one hundred thirteen thousand, four hundred forty-two".