1122322231 has 8 divisors (see below), whose sum is σ = 1149684624. Its totient is φ = 1095017280.

The previous prime is 1122322219. The next prime is 1122322247. The reversal of 1122322231 is 1322232211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1122322231 - 2²⁷ = 988104503 is a prime.

It is a super-2 number, since 2×1122322231² = 2519214380393634722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1122322199 and 1122322208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122322261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26595 + ... + 54331.

It is an arithmetic number, because the mean of its divisors is an integer number (143710578).

Almost surely, 2^1122322231 is an apocalyptic number.

1122322231 is a deficient number, since it is larger than the sum of its proper divisors (27362393).

1122322231 is an equidigital number, since it uses as much as digits as its factorization.

1122322231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28721.

The product of its digits is 288, while the sum is 19.

The square root of 1122322231 is about 33501.0780572805. The cubic root of 1122322231 is about 1039.2160731363.

Adding to 1122322231 its reverse (1322232211), we get a palindrome (2444554442).

The spelling of 1122322231 in words is "one billion, one hundred twenty-two million, three hundred twenty-two thousand, two hundred thirty-one".