321224011413402 has 32 divisors (see below), whose sum is σ = 667249217369280. Its totient is φ = 102970558208000.

The previous prime is 321224011413401. The next prime is 321224011413467. The reversal of 321224011413402 is 204314110422123.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 321224011413402.

It is not an unprimeable number, because it can be changed into a prime (321224011413401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3677476263 + ... + 3677563610.

It is an arithmetic number, because the mean of its divisors is an integer number (20851538042790).

Almost surely, 2^{321224011413402} is an apocalyptic number.

321224011413402 is an abundant number, since it is smaller than the sum of its proper divisors (346025205955878).

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

321224011413402 is a wasteful number, since it uses less digits than its factorization.

321224011413402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7355040158.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 321224011413402 its reverse (204314110422123), we get a palindrome (525538121835525).

The spelling of 321224011413402 in words is "three hundred twenty-one trillion, two hundred twenty-four billion, eleven million, four hundred thirteen thousand, four hundred two".