11198239922 has 4 divisors (see below), whose sum is σ = 16797359886. Its totient is φ = 5599119960.

The previous prime is 11198239909. The next prime is 11198239937. The reversal of 11198239922 is 22993289111.

It is a happy number.

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., 8662211041 + 2536028881 = 93071^2 + 50359^2 .

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 as a sum of consecutive naturals, namely, 2799559979 + ... + 2799559982.

Almost surely, 2^11198239922 is an apocalyptic number.

11198239922 is a deficient number, since it is larger than the sum of its proper divisors (5599119964).

11198239922 is an equidigital number, since it uses as much as digits as its factorization.

11198239922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5599119963.

The product of its digits is 139968, while the sum is 47.

The spelling of 11198239922 in words is "eleven billion, one hundred ninety-eight million, two hundred thirty-nine thousand, nine hundred twenty-two".