11555323322 has 4 divisors (see below), whose sum is σ = 17332984986. Its totient is φ = 5777661660.

The previous prime is 11555323313. The next prime is 11555323327. The reversal of 11555323322 is 22332355511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22332355511 = 283 ⋅78912917.

It can be written as a sum of positive squares in only one way, i.e., 9515807401 + 2039515921 = 97549^2 + 45161^2 .

It is not an unprimeable number, because it can be changed into a prime (11555323327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2888830829 + ... + 2888830832.

Almost surely, 2^11555323322 is an apocalyptic number.

11555323322 is a deficient number, since it is larger than the sum of its proper divisors (5777661664).

11555323322 is an equidigital number, since it uses as much as digits as its factorization.

11555323322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5777661663.

The product of its digits is 27000, while the sum is 32.

Adding to 11555323322 its reverse (22332355511), we get a palindrome (33887678833).

The spelling of 11555323322 in words is "eleven billion, five hundred fifty-five million, three hundred twenty-three thousand, three hundred twenty-two".