222321231023210 has 32 divisors (see below), whose sum is σ = 455538838591872. Its totient is φ = 77329123833280.

The previous prime is 222321231023207. The next prime is 222321231023237. The reversal of 222321231023210 is 12320132123222.

It is a self number, because there is not a number n which added to its sum of digits gives 222321231023210.

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, 43936999649 + ... + 43937004708.

It is an arithmetic number, because the mean of its divisors is an integer number (14235588705996).

Almost surely, 2^{222321231023210} is an apocalyptic number.

222321231023210 is an abundant number, since it is smaller than the sum of its proper divisors (233217607568662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222321231023210 is a wasteful number, since it uses less digits than its factorization.

222321231023210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87874004398.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 222321231023210 its reverse (12320132123222), we get a palindrome (234641363146432).

The spelling of 222321231023210 in words is "two hundred twenty-two trillion, three hundred twenty-one billion, two hundred thirty-one million, twenty-three thousand, two hundred ten".