222442044397 has 32 divisors (see below), whose sum is σ = 245121327360. Its totient is φ = 201016442880.

The previous prime is 222442044347. The next prime is 222442044413. The reversal of 222442044397 is 793440244222.

It is a happy number.

It is not a de Polignac number, because 222442044397 - 2¹⁹ = 222441520109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222442044317) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11692429 + ... + 11711437.

It is an arithmetic number, because the mean of its divisors is an integer number (7660041480).

Almost surely, 2^222442044397 is an apocalyptic number.

It is an amenable number.

222442044397 is a deficient number, since it is larger than the sum of its proper divisors (22679282963).

222442044397 is a wasteful number, since it uses less digits than its factorization.

222442044397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19333.

The product of its (nonzero) digits is 774144, while the sum is 43.

The spelling of 222442044397 in words is "two hundred twenty-two billion, four hundred forty-two million, forty-four thousand, three hundred ninety-seven".