45422121323 has 16 divisors (see below), whose sum is σ = 45924917376. Its totient is φ = 44922729600.

The previous prime is 45422121301. The next prime is 45422121359. The reversal of 45422121323 is 32312122454.

It is a cyclic number.

It is not a de Polignac number, because 45422121323 - 2²² = 45417927019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45422121623) 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, 51440240 + ... + 51441122.

It is an arithmetic number, because the mean of its divisors is an integer number (2870307336).

Almost surely, 2^45422121323 is an apocalyptic number.

45422121323 is a deficient number, since it is larger than the sum of its proper divisors (502796053).

45422121323 is a wasteful number, since it uses less digits than its factorization.

45422121323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2234.

The product of its digits is 11520, while the sum is 29.

Adding to 45422121323 its reverse (32312122454), we get a palindrome (77734243777).

The spelling of 45422121323 in words is "forty-five billion, four hundred twenty-two million, one hundred twenty-one thousand, three hundred twenty-three".