321131122230000 has 200 divisors, whose sum is σ = 1044220911508368. Its totient is φ = 85009892096000.

The previous prime is 321131122229999. The next prime is 321131122230029. The reversal of 321131122230000 is 32221131123.

It is a tau number, because it is divible by the number of its divisors (200).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 34957047 + ... + 43177046.

Almost surely, 2^{321131122230000} is an apocalyptic number.

321131122230000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

321131122230000 is an abundant number, since it is smaller than the sum of its proper divisors (723089789278368).

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

321131122230000 is a wasteful number, since it uses less digits than its factorization.

321131122230000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78134261 (or 78134240 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 321131122230000 its reverse (32221131123), we get a palindrome (321163343361123).

The spelling of 321131122230000 in words is "three hundred twenty-one trillion, one hundred thirty-one billion, one hundred twenty-two million, two hundred thirty thousand".