1122042231 has 6 divisors (see below), whose sum is σ = 1620727680. Its totient is φ = 748028148.

The previous prime is 1122042221. The next prime is 1122042239. The reversal of 1122042231 is 1322402211.

It is a happy number.

It is not a de Polignac number, because 1122042231 - 2⁵ = 1122042199 is a prime.

It is a super-2 number, since 2×1122042231² = 2517957536294914722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122042239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62335671 + ... + 62335688.

It is an arithmetic number, because the mean of its divisors is an integer number (270121280).

Almost surely, 2^1122042231 is an apocalyptic number.

1122042231 is a deficient number, since it is larger than the sum of its proper divisors (498685449).

1122042231 is a wasteful number, since it uses less digits than its factorization.

1122042231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124671365 (or 124671362 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1122042231 is about 33496.8988266078. The cubic root of 1122042231 is about 1039.1296437984.

Adding to 1122042231 its reverse (1322402211), we get a palindrome (2444444442).

The spelling of 1122042231 in words is "one billion, one hundred twenty-two million, forty-two thousand, two hundred thirty-one".