222251315322 has 24 divisors (see below), whose sum is σ = 456840923616. Its totient is φ = 72081505008.

The previous prime is 222251315309. The next prime is 222251315333. The reversal of 222251315322 is 223513152222.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 222251315322.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13520598 + ... + 13537025.

It is an arithmetic number, because the mean of its divisors is an integer number (19035038484).

Almost surely, 2^222251315322 is an apocalyptic number.

222251315322 is an abundant number, since it is smaller than the sum of its proper divisors (234589608294).

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

222251315322 is a wasteful number, since it uses less digits than its factorization.

222251315322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27057702 (or 27057665 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

Adding to 222251315322 its reverse (223513152222), we get a palindrome (445764467544).

The spelling of 222251315322 in words is "two hundred twenty-two billion, two hundred fifty-one million, three hundred fifteen thousand, three hundred twenty-two".