22013423042331 has 16 divisors (see below), whose sum is σ = 33547458407168. Its totient is φ = 12577900860000.

The previous prime is 22013423042251. The next prime is 22013423042339. The reversal of 22013423042331 is 13324032431022.

It is a happy number.

It is not a de Polignac number, because 22013423042331 - 2¹¹ = 22013423040283 is a prime.

It is a super-2 number, since 2×22013423042331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22013423042339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49691785 + ... + 50132826.

It is an arithmetic number, because the mean of its divisors is an integer number (2096716150448).

Almost surely, 2^{22013423042331} is an apocalyptic number.

22013423042331 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22013423042331 is a deficient number, since it is larger than the sum of its proper divisors (11534035364837).

22013423042331 is a wasteful number, since it uses less digits than its factorization.

22013423042331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99835122.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 22013423042331 its reverse (13324032431022), we get a palindrome (35337455473353).

The spelling of 22013423042331 in words is "twenty-two trillion, thirteen billion, four hundred twenty-three million, forty-two thousand, three hundred thirty-one".