11422444402 has 4 divisors (see below), whose sum is σ = 17133666606. Its totient is φ = 5711222200.

The previous prime is 11422444367. The next prime is 11422444403. The reversal of 11422444402 is 20444422411.

It is a happy number.

11422444402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 10229501881 + 1192942521 = 101141^2 + 34539^2 .

It is a super-2 number, since 2×11422444402² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11422444403) by changing a digit.

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, 2855611099 + ... + 2855611102.

Almost surely, 2^11422444402 is an apocalyptic number.

11422444402 is a deficient number, since it is larger than the sum of its proper divisors (5711222204).

11422444402 is an equidigital number, since it uses as much as digits as its factorization.

11422444402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5711222203.

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 11422444402 its reverse (20444422411), we get a palindrome (31866866813).

The spelling of 11422444402 in words is "eleven billion, four hundred twenty-two million, four hundred forty-four thousand, four hundred two".