22223123423452 has 24 divisors (see below), whose sum is σ = 45530301650400. Its totient is φ = 9291898295040.

The previous prime is 22223123423407. The next prime is 22223123423483. The reversal of 22223123423452 is 25432432132222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9679059577 + ... + 9679061872.

It is an arithmetic number, because the mean of its divisors is an integer number (1897095902100).

Almost surely, 2^{22223123423452} is an apocalyptic number.

It is an amenable number.

22223123423452 is an abundant number, since it is smaller than the sum of its proper divisors (23307178226948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22223123423452 is a wasteful number, since it uses less digits than its factorization.

22223123423452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19358121501 (or 19358121499 counting only the distinct ones).

The product of its digits is 276480, while the sum is 37.

Adding to 22223123423452 its reverse (25432432132222), we get a palindrome (47655555555674).

The spelling of 22223123423452 in words is "twenty-two trillion, two hundred twenty-three billion, one hundred twenty-three million, four hundred twenty-three thousand, four hundred fifty-two".