22124301994 has 4 divisors (see below), whose sum is σ = 33186452994. Its totient is φ = 11062150996.

The previous prime is 22124301989. The next prime is 22124302009. The reversal of 22124301994 is 49910342122.

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., 12290604769 + 9833697225 = 110863^2 + 99165^2 .

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, 5531075497 + ... + 5531075500.

Almost surely, 2^22124301994 is an apocalyptic number.

22124301994 is a deficient number, since it is larger than the sum of its proper divisors (11062151000).

22124301994 is a wasteful number, since it uses less digits than its factorization.

22124301994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11062150999.

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 22124301994 in words is "twenty-two billion, one hundred twenty-four million, three hundred one thousand, nine hundred ninety-four".