22400402343 has 16 divisors (see below), whose sum is σ = 33705936000. Its totient is φ = 13107862880.

The previous prime is 22400402333. The next prime is 22400402369. The reversal of 22400402343 is 34320400422.

It is a cyclic number.

It is not a de Polignac number, because 22400402343 - 2¹² = 22400398247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22400402333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11702493 + ... + 11704406.

It is an arithmetic number, because the mean of its divisors is an integer number (2106621000).

Almost surely, 2^22400402343 is an apocalyptic number.

22400402343 is a deficient number, since it is larger than the sum of its proper divisors (11305533657).

22400402343 is a wasteful number, since it uses less digits than its factorization.

22400402343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23406942.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 22400402343 its reverse (34320400422), we get a palindrome (56720802765).

The spelling of 22400402343 in words is "twenty-two billion, four hundred million, four hundred two thousand, three hundred forty-three".