22131131314 has 4 divisors (see below), whose sum is σ = 33196696974. Its totient is φ = 11065565656.

The previous prime is 22131131279. The next prime is 22131131329. The reversal of 22131131314 is 41313113122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 18355643289 + 3775488025 = 135483^2 + 61445^2 .

It is a super-2 number, since 2×22131131314² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5532782827 + ... + 5532782830.

Almost surely, 2^22131131314 is an apocalyptic number.

22131131314 is a deficient number, since it is larger than the sum of its proper divisors (11065565660).

22131131314 is a wasteful number, since it uses less digits than its factorization.

22131131314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11065565659.

The product of its digits is 432, while the sum is 22.

Adding to 22131131314 its reverse (41313113122), we get a palindrome (63444244436).

The spelling of 22131131314 in words is "twenty-two billion, one hundred thirty-one million, one hundred thirty-one thousand, three hundred fourteen".