321133130142 has 64 divisors (see below), whose sum is σ = 749214551808. Its totient is φ = 90681920000.

The previous prime is 321133130089. The next prime is 321133130179. The reversal of 321133130142 is 241031331123.

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, 1303584 + ... + 1530227.

It is an arithmetic number, because the mean of its divisors is an integer number (11706477372).

Almost surely, 2^321133130142 is an apocalyptic number.

321133130142 is an abundant number, since it is smaller than the sum of its proper divisors (428081421666).

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

321133130142 is a wasteful number, since it uses less digits than its factorization.

321133130142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2833945.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 321133130142 its reverse (241031331123), we get a palindrome (562164461265).

The spelling of 321133130142 in words is "three hundred twenty-one billion, one hundred thirty-three million, one hundred thirty thousand, one hundred forty-two".