22423012402 has 32 divisors (see below), whose sum is σ = 39240115200. Its totient is φ = 9605897280.

The previous prime is 22423012397. The next prime is 22423012429. The reversal of 22423012402 is 20421032422.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2167402 + ... + 2177722.

It is an arithmetic number, because the mean of its divisors is an integer number (1226253600).

Almost surely, 2^22423012402 is an apocalyptic number.

22423012402 is a deficient number, since it is larger than the sum of its proper divisors (16817102798).

22423012402 is a wasteful number, since it uses less digits than its factorization.

22423012402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13511 (or 13497 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 22423012402 its reverse (20421032422), we get a palindrome (42844044824).

It can be divided in two parts, 224230 and 12402, that added together give a palindrome (236632).

The spelling of 22423012402 in words is "twenty-two billion, four hundred twenty-three million, twelve thousand, four hundred two".