321013433142 has 48 divisors (see below), whose sum is σ = 737697581712. Its totient is φ = 100538472960.

The previous prime is 321013433087. The next prime is 321013433177. The reversal of 321013433142 is 241334310123.

It is a happy number.

321013433142 is a `hidden beast` number, since 3 + 2 + 1 + 0 + 1 + 343 + 314 + 2 = 666.

321013433142 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×321013433142² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 713959 + ... + 1073202.

It is an arithmetic number, because the mean of its divisors is an integer number (15368699619).

Almost surely, 2^321013433142 is an apocalyptic number.

321013433142 is an abundant number, since it is smaller than the sum of its proper divisors (416684148570).

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

321013433142 is a wasteful number, since it uses less digits than its factorization.

321013433142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1787773 (or 1787770 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 321013433142 its reverse (241334310123), we get a palindrome (562347743265).

The spelling of 321013433142 in words is "three hundred twenty-one billion, thirteen million, four hundred thirty-three thousand, one hundred forty-two".