321402423230 has 32 divisors (see below), whose sum is σ = 661678308864. Its totient is φ = 110110514976.

The previous prime is 321402423197. The next prime is 321402423259. The reversal of 321402423230 is 32324204123.

It is a self number, because there is not a number n which added to its sum of digits gives 321402423230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1670672 + ... + 1853091.

It is an arithmetic number, because the mean of its divisors is an integer number (20677447152).

Almost surely, 2^321402423230 is an apocalyptic number.

321402423230 is an abundant number, since it is smaller than the sum of its proper divisors (340275885634).

321402423230 is a wasteful number, since it uses less digits than its factorization.

321402423230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3525080.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 321402423230 its reverse (32324204123), we get a palindrome (353726627353).

The spelling of 321402423230 in words is "three hundred twenty-one billion, four hundred two million, four hundred twenty-three thousand, two hundred thirty".