222031323201 has 16 divisors (see below), whose sum is σ = 304288871744. Its totient is φ = 143903801664.

The previous prime is 222031323181. The next prime is 222031323203. The reversal of 222031323201 is 102323130222.

It is a happy number.

It is not a de Polignac number, because 222031323201 - 2¹⁷ = 222031192129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222031323203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 671215 + ... + 945828.

It is an arithmetic number, because the mean of its divisors is an integer number (19018054484).

Almost surely, 2^222031323201 is an apocalyptic number.

It is an amenable number.

222031323201 is a deficient number, since it is larger than the sum of its proper divisors (82257548543).

222031323201 is a wasteful number, since it uses less digits than its factorization.

222031323201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618320.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 222031323201 its reverse (102323130222), we get a palindrome (324354453423).

The spelling of 222031323201 in words is "two hundred twenty-two billion, thirty-one million, three hundred twenty-three thousand, two hundred one".