22400131322 has 16 divisors (see below), whose sum is σ = 34068634152. Its totient is φ = 11043993600.

The previous prime is 22400131291. The next prime is 22400131357. The reversal of 22400131322 is 22313100422.

It can be written as a sum of positive squares in 4 ways, for example, as 21842179681 + 557951641 = 147791^2 + 23621^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22400131294 and 22400131303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 684968 + ... + 716924.

Almost surely, 2^22400131322 is an apocalyptic number.

22400131322 is a deficient number, since it is larger than the sum of its proper divisors (11668502830).

22400131322 is a wasteful number, since it uses less digits than its factorization.

22400131322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36833.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22400131322 its reverse (22313100422), we get a palindrome (44713231744).

The spelling of 22400131322 in words is "twenty-two billion, four hundred million, one hundred thirty-one thousand, three hundred twenty-two".