22445054530331 has 4 divisors (see below), whose sum is σ = 22448935749072. Its totient is φ = 22441173311592.

The previous prime is 22445054530243. The next prime is 22445054530343. The reversal of 22445054530331 is 13303545054422.

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 22445054530331 - 2¹⁸ = 22445054268187 is a prime.

It is a super-3 number, since 3×22445054530331³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22445054530361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1940600696 + ... + 1940612261.

It is an arithmetic number, because the mean of its divisors is an integer number (5612233937268).

Almost surely, 2^{22445054530331} is an apocalyptic number.

22445054530331 is a deficient number, since it is larger than the sum of its proper divisors (3881218741).

22445054530331 is an equidigital number, since it uses as much as digits as its factorization.

22445054530331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3881218740.

The product of its (nonzero) digits is 864000, while the sum is 41.

Adding to 22445054530331 its reverse (13303545054422), we get a palindrome (35748599584753).

The spelling of 22445054530331 in words is "twenty-two trillion, four hundred forty-five billion, fifty-four million, five hundred thirty thousand, three hundred thirty-one".