320213121222000 has 160 divisors (see below), whose sum is σ = 1033163093312064. Its totient is φ = 85324326912000.

The previous prime is 320213121221993. The next prime is 320213121222013. The reversal of 320213121222000 is 222121312023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12791961 + ... + 28355960.

Almost surely, 2^{320213121222000} is an apocalyptic number.

320213121222000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

320213121222000 is an abundant number, since it is smaller than the sum of its proper divisors (712949972090064).

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

320213121222000 is a wasteful number, since it uses less digits than its factorization.

320213121222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41149244 (or 41149228 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 320213121222000 its reverse (222121312023), we get a palindrome (320435242534023).

The spelling of 320213121222000 in words is "three hundred twenty trillion, two hundred thirteen billion, one hundred twenty-one million, two hundred twenty-two thousand".