322403212100000 has 144 divisors (see below), whose sum is σ = 793393994034432. Its totient is φ = 128956308000000.

The previous prime is 322403212099979. The next prime is 322403212100003. The reversal of 322403212100000 is 1212304223.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (322403212100003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3679056185 + ... + 3679143815.

It is an arithmetic number, because the mean of its divisors is an integer number (5509680514128).

Almost surely, 2^{322403212100000} 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 322403212100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (396696997017216).

322403212100000 is an abundant number, since it is smaller than the sum of its proper divisors (470990781934432).

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

322403212100000 is an frugal number, since it uses more digits than its factorization.

322403212100000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124457 (or 124429 counting only the distinct ones).

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

Adding to 322403212100000 its reverse (1212304223), we get a palindrome (322404424404223).

The spelling of 322403212100000 in words is "three hundred twenty-two trillion, four hundred three billion, two hundred twelve million, one hundred thousand".