22124231223431 has 4 divisors (see below), whose sum is σ = 22372818091200. Its totient is φ = 21875644355664.

The previous prime is 22124231223421. The next prime is 22124231223439. The reversal of 22124231223431 is 13432213242122.

It is a happy number.

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 22124231223431 - 2³⁴ = 22107051354247 is a prime.

It is a super-2 number, since 2×22124231223431² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22124231223439) 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, 124293433751 + ... + 124293433928.

It is an arithmetic number, because the mean of its divisors is an integer number (5593204522800).

Almost surely, 2^{22124231223431} is an apocalyptic number.

22124231223431 is a deficient number, since it is larger than the sum of its proper divisors (248586867769).

22124231223431 is an equidigital number, since it uses as much as digits as its factorization.

22124231223431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248586867768.

The product of its digits is 27648, while the sum is 32.

Adding to 22124231223431 its reverse (13432213242122), we get a palindrome (35556444465553).

The spelling of 22124231223431 in words is "twenty-two trillion, one hundred twenty-four billion, two hundred thirty-one million, two hundred twenty-three thousand, four hundred thirty-one".