322011000256 has 84 divisors (see below), whose sum is σ = 732899408976. Its totient is φ = 140004705280.

The previous prime is 322011000253. The next prime is 322011000257. The reversal of 322011000256 is 652000110223.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322011000253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 725845 + ... + 1082068.

It is an arithmetic number, because the mean of its divisors is an integer number (8724992964).

Almost surely, 2^322011000256 is an apocalyptic number.

It is an amenable number.

322011000256 is an abundant number, since it is smaller than the sum of its proper divisors (410888408720).

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

322011000256 is a wasteful number, since it uses less digits than its factorization.

322011000256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807970 (or 1807949 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 322011000256 its reverse (652000110223), we get a palindrome (974011110479).

The spelling of 322011000256 in words is "three hundred twenty-two billion, eleven million, two hundred fifty-six", and thus it is an aban number.