322012312000 has 112 divisors (see below), whose sum is σ = 812511041472. Its totient is φ = 126374476800.

The previous prime is 322012311997. The next prime is 322012312003. The reversal of 322012312000 is 213210223.

It is an interprime number because it is at equal distance from previous prime (322012311997) and next prime (322012312003).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322012312003) 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, 44269 + ... + 803731.

Almost surely, 2^322012312000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 322012312000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (406255520736).

322012312000 is an abundant number, since it is smaller than the sum of its proper divisors (490498729472).

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

322012312000 is an equidigital number, since it uses as much as digits as its factorization.

322012312000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759543 (or 759523 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 322012312000 its reverse (213210223), we get a palindrome (322225522223).

The spelling of 322012312000 in words is "three hundred twenty-two billion, twelve million, three hundred twelve thousand".