22125123343 has 4 divisors (see below), whose sum is σ = 22130872488. Its totient is φ = 22119374200.

The previous prime is 22125123329. The next prime is 22125123373. The reversal of 22125123343 is 34332152122.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34332152122 = 2 ⋅17166076061.

It is a cyclic number.

It is not a de Polignac number, because 22125123343 - 2²⁵ = 22091568911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22125123373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2868796 + ... + 2876497.

It is an arithmetic number, because the mean of its divisors is an integer number (5532718122).

Almost surely, 2^22125123343 is an apocalyptic number.

22125123343 is a deficient number, since it is larger than the sum of its proper divisors (5749145).

22125123343 is an equidigital number, since it uses as much as digits as its factorization.

22125123343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5749144.

The product of its digits is 8640, while the sum is 28.

Adding to 22125123343 its reverse (34332152122), we get a palindrome (56457275465).

The spelling of 22125123343 in words is "twenty-two billion, one hundred twenty-five million, one hundred twenty-three thousand, three hundred forty-three".