22402442123 has 8 divisors (see below), whose sum is σ = 22447837440. Its totient is φ = 22357082880.

The previous prime is 22402442099. The next prime is 22402442141. The reversal of 22402442123 is 32124420422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22402442123 - 2³⁰ = 21328700299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22402442092 and 22402442101.

It is not an unprimeable number, because it can be changed into a prime (22402444123) 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 7 ways as a sum of consecutive naturals, for example, 1472411 + ... + 1487547.

It is an arithmetic number, because the mean of its divisors is an integer number (2805979680).

Almost surely, 2^22402442123 is an apocalyptic number.

22402442123 is a deficient number, since it is larger than the sum of its proper divisors (45395317).

22402442123 is a wasteful number, since it uses less digits than its factorization.

22402442123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18037.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 22402442123 its reverse (32124420422), we get a palindrome (54526862545).

The spelling of 22402442123 in words is "twenty-two billion, four hundred two million, four hundred forty-two thousand, one hundred twenty-three".