321230021411402 has 16 divisors (see below), whose sum is σ = 481993376690112. Its totient is φ = 160565563509120.

The previous prime is 321230021411333. The next prime is 321230021411447. The reversal of 321230021411402 is 204114120032123.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 887815493 + ... + 888177239.

It is an arithmetic number, because the mean of its divisors is an integer number (30124586043132).

Almost surely, 2^{321230021411402} is an apocalyptic number.

321230021411402 is a deficient number, since it is larger than the sum of its proper divisors (160763355278710).

321230021411402 is a wasteful number, since it uses less digits than its factorization.

321230021411402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497213.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 321230021411402 its reverse (204114120032123), we get a palindrome (525344141443525).

The spelling of 321230021411402 in words is "three hundred twenty-one trillion, two hundred thirty billion, twenty-one million, four hundred eleven thousand, four hundred two".