22245423331 has 8 divisors (see below), whose sum is σ = 23339462528. Its totient is φ = 21174912000.

The previous prime is 22245423311. The next prime is 22245423413. The reversal of 22245423331 is 13332454222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22245423331 - 2¹¹ = 22245421283 is a prime.

It is a super-2 number, since 2×22245423331² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 22245423293 and 22245423302.

It is not an unprimeable number, because it can be changed into a prime (22245423311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5880030 + ... + 5883811.

It is an arithmetic number, because the mean of its divisors is an integer number (2917432816).

Almost surely, 2^22245423331 is an apocalyptic number.

22245423331 is a deficient number, since it is larger than the sum of its proper divisors (1094039197).

22245423331 is a wasteful number, since it uses less digits than its factorization.

22245423331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11763933.

The product of its digits is 34560, while the sum is 31.

Adding to 22245423331 its reverse (13332454222), we get a palindrome (35577877553).

The spelling of 22245423331 in words is "twenty-two billion, two hundred forty-five million, four hundred twenty-three thousand, three hundred thirty-one".