22311224113 has 4 divisors (see below), whose sum is σ = 22315954788. Its totient is φ = 22306493440.

The previous prime is 22311224063. The next prime is 22311224149. The reversal of 22311224113 is 31142211322.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11596489969 + 10714734144 = 107687^2 + 103512^2 .

It is a cyclic number.

It is not a de Polignac number, because 22311224113 - 2¹³ = 22311215921 is a prime.

It is a super-3 number, since 3×22311224113³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22311224213) 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, 2358256 + ... + 2367697.

It is an arithmetic number, because the mean of its divisors is an integer number (5578988697).

Almost surely, 2^22311224113 is an apocalyptic number.

It is an amenable number.

22311224113 is a deficient number, since it is larger than the sum of its proper divisors (4730675).

22311224113 is an equidigital number, since it uses as much as digits as its factorization.

22311224113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4730674.

The product of its digits is 576, while the sum is 22.

Adding to 22311224113 its reverse (31142211322), we get a palindrome (53453435435).

The spelling of 22311224113 in words is "twenty-two billion, three hundred eleven million, two hundred twenty-four thousand, one hundred thirteen".