321013123314442 has 32 divisors (see below), whose sum is σ = 519835183736400. Its totient is φ = 147795478599168.

The previous prime is 321013123314427. The next prime is 321013123314469. The reversal of 321013123314442 is 244413321310123.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 231582075988041 + 89431047326401 = 15217821^2 + 9456799^2 .

It is a junction number, because it is equal to n+sod(n) for n = 321013123314398 and 321013123314407.

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, 890066284 + ... + 890426872.

Almost surely, 2^{321013123314442} is an apocalyptic number.

321013123314442 is a deficient number, since it is larger than the sum of its proper divisors (198822060421958).

321013123314442 is a wasteful number, since it uses less digits than its factorization.

321013123314442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444730.

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 321013123314442 its reverse (244413321310123), we get a palindrome (565426444624565).

The spelling of 321013123314442 in words is "three hundred twenty-one trillion, thirteen billion, one hundred twenty-three million, three hundred fourteen thousand, four hundred forty-two".