22431213153406 has 8 divisors (see below), whose sum is σ = 33702251065920. Its totient is φ = 11197129464768.

The previous prime is 22431213153397. The next prime is 22431213153443. The reversal of 22431213153406 is 60435131213422.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9238554451 + ... + 9238556878.

It is an arithmetic number, because the mean of its divisors is an integer number (4212781383240).

Almost surely, 2^{22431213153406} is an apocalyptic number.

22431213153406 is a deficient number, since it is larger than the sum of its proper divisors (11271037912514).

22431213153406 is a wasteful number, since it uses less digits than its factorization.

22431213153406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18477111938.

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 22431213153406 its reverse (60435131213422), we get a palindrome (82866344366828).

The spelling of 22431213153406 in words is "twenty-two trillion, four hundred thirty-one billion, two hundred thirteen million, one hundred fifty-three thousand, four hundred six".