322203132012 has 48 divisors (see below), whose sum is σ = 778923260640. Its totient is φ = 103538684928.

The previous prime is 322203132011. The next prime is 322203132019. The reversal of 322203132012 is 210231302223.

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 322203132012.

It is not an unprimeable number, because it can be changed into a prime (322203132011) 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, 481693 + ... + 936180.

It is an arithmetic number, because the mean of its divisors is an integer number (16227567930).

Almost surely, 2^322203132012 is an apocalyptic number.

It is an amenable number.

322203132012 is an abundant number, since it is smaller than the sum of its proper divisors (456720128628).

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

322203132012 is a wasteful number, since it uses less digits than its factorization.

322203132012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418562 (or 1418560 counting only the distinct ones).

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

Adding to 322203132012 its reverse (210231302223), we get a palindrome (532434434235).

The spelling of 322203132012 in words is "three hundred twenty-two billion, two hundred three million, one hundred thirty-two thousand, twelve".