22400431220134 has 16 divisors (see below), whose sum is σ = 36655329277440. Its totient is φ = 10181992471560.

The previous prime is 22400431219987. The next prime is 22400431220137. The reversal of 22400431220134 is 43102213400422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22400431220137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14316607 + ... + 15803989.

It is an arithmetic number, because the mean of its divisors is an integer number (2290958079840).

Almost surely, 2^{22400431220134} is an apocalyptic number.

22400431220134 is a deficient number, since it is larger than the sum of its proper divisors (14254898057306).

22400431220134 is a wasteful number, since it uses less digits than its factorization.

22400431220134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2171955.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22400431220134 its reverse (43102213400422), we get a palindrome (65502644620556).

The spelling of 22400431220134 in words is "twenty-two trillion, four hundred billion, four hundred thirty-one million, two hundred twenty thousand, one hundred thirty-four".