22400213234 has 32 divisors (see below), whose sum is σ = 42061265280. Its totient is φ = 8723812608.

The previous prime is 22400213219. The next prime is 22400213239. The reversal of 22400213234 is 43231200422.

It is not an unprimeable number, because it can be changed into a prime (22400213239) 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, 1615832 + ... + 1629635.

It is an arithmetic number, because the mean of its divisors is an integer number (1314414540).

Almost surely, 2^22400213234 is an apocalyptic number.

22400213234 is a deficient number, since it is larger than the sum of its proper divisors (19661052046).

22400213234 is a wasteful number, since it uses less digits than its factorization.

22400213234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3245522.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 22400213234 its reverse (43231200422), we get a palindrome (65631413656).

The spelling of 22400213234 in words is "twenty-two billion, four hundred million, two hundred thirteen thousand, two hundred thirty-four".