321430040133434 has 8 divisors (see below), whose sum is σ = 482146085903328. Its totient is φ = 160714678165660.

The previous prime is 321430040133431. The next prime is 321430040133467. The reversal of 321430040133434 is 434331040034123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 321430040133394 and 321430040133403.

It is not an unprimeable number, because it can be changed into a prime (321430040133431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169773752 + ... + 171656595.

It is an arithmetic number, because the mean of its divisors is an integer number (60268260737916).

Almost surely, 2^{321430040133434} is an apocalyptic number.

321430040133434 is a deficient number, since it is larger than the sum of its proper divisors (160716045769894).

321430040133434 is a wasteful number, since it uses less digits than its factorization.

321430040133434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341901060.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 321430040133434 its reverse (434331040034123), we get a palindrome (755761080167557).

The spelling of 321430040133434 in words is "three hundred twenty-one trillion, four hundred thirty billion, forty million, one hundred thirty-three thousand, four hundred thirty-four".