323121201220002 has 32 divisors (see below), whose sum is σ = 648448974340992. Its totient is φ = 107339727567744.

The previous prime is 323121201219979. The next prime is 323121201220019. The reversal of 323121201220002 is 200022102121323.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49749523 + ... + 55868214.

It is an arithmetic number, because the mean of its divisors is an integer number (20264030448156).

Almost surely, 2^{323121201220002} is an apocalyptic number.

323121201220002 is an abundant number, since it is smaller than the sum of its proper divisors (325327773120990).

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

323121201220002 is a wasteful number, since it uses less digits than its factorization.

323121201220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105619482.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 323121201220002 its reverse (200022102121323), we get a palindrome (523143303341325).

The spelling of 323121201220002 in words is "three hundred twenty-three trillion, one hundred twenty-one billion, two hundred one million, two hundred twenty thousand, two".