322220321012 has 6 divisors (see below), whose sum is σ = 563885561778. Its totient is φ = 161110160504.

The previous prime is 322220321009. The next prime is 322220321053. The reversal of 322220321012 is 210123022223.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 237467137636 + 84753183376 = 487306^2 + 291124^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40277540123 + ... + 40277540130.

It is an arithmetic number, because the mean of its divisors is an integer number (93980926963).

Almost surely, 2^322220321012 is an apocalyptic number.

It is an amenable number.

322220321012 is a deficient number, since it is larger than the sum of its proper divisors (241665240766).

322220321012 is a wasteful number, since it uses less digits than its factorization.

322220321012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80555080257 (or 80555080255 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 322220321012 its reverse (210123022223), we get a palindrome (532343343235).

The spelling of 322220321012 in words is "three hundred twenty-two billion, two hundred twenty million, three hundred twenty-one thousand, twelve".