321013401132011 has 4 divisors (see below), whose sum is σ = 366872458436592. Its totient is φ = 275154343827432.

The previous prime is 321013401132007. The next prime is 321013401132101. The reversal of 321013401132011 is 110231104310123.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 321013401132011 - 2² = 321013401132007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321013401132911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22929528652280 + ... + 22929528652293.

It is an arithmetic number, because the mean of its divisors is an integer number (91718114609148).

Almost surely, 2^{321013401132011} is an apocalyptic number.

321013401132011 is a deficient number, since it is larger than the sum of its proper divisors (45859057304581).

321013401132011 is an equidigital number, since it uses as much as digits as its factorization.

321013401132011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45859057304580.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 321013401132011 its reverse (110231104310123), we get a palindrome (431244505442134).

The spelling of 321013401132011 in words is "three hundred twenty-one trillion, thirteen billion, four hundred one million, one hundred thirty-two thousand, eleven".