13321101222023 has 16 divisors (see below), whose sum is σ = 16185770251776. Its totient is φ = 10715579365920.

The previous prime is 13321101222019. The next prime is 13321101222031. The reversal of 13321101222023 is 32022210112331.

It is not a de Polignac number, because 13321101222023 - 2² = 13321101222019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13321101222023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13321101225023) by changing a digit.

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, 780555233 + ... + 780572298.

It is an arithmetic number, because the mean of its divisors is an integer number (1011610640736).

Almost surely, 2^{13321101222023} is an apocalyptic number.

13321101222023 is a deficient number, since it is larger than the sum of its proper divisors (2864669029753).

13321101222023 is a wasteful number, since it uses less digits than its factorization.

13321101222023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561127614.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 13321101222023 its reverse (32022210112331), we get a palindrome (45343311334354).

The spelling of 13321101222023 in words is "thirteen trillion, three hundred twenty-one billion, one hundred one million, two hundred twenty-two thousand, twenty-three".