1232422331 has 16 divisors (see below), whose sum is σ = 1430991360. Its totient is φ = 1039536960.

The previous prime is 1232422313. The next prime is 1232422369. The reversal of 1232422331 is 1332242321.

It is not a de Polignac number, because 1232422331 - 2¹⁴ = 1232405947 is a prime.

It is a super-2 number, since 2×1232422331² = 3037729603894947122, 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 = 1232422297 and 1232422306.

It is not an unprimeable number, because it can be changed into a prime (1232442331) 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 in 15 ways as a sum of consecutive naturals, for example, 304640 + ... + 308658.

It is an arithmetic number, because the mean of its divisors is an integer number (89436960).

Almost surely, 2^1232422331 is an apocalyptic number.

1232422331 is a deficient number, since it is larger than the sum of its proper divisors (198569029).

1232422331 is an equidigital number, since it uses as much as digits as its factorization.

1232422331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4714.

The product of its digits is 1728, while the sum is 23.

The square root of 1232422331 is about 35105.8731695994. The cubic root of 1232422331 is about 1072.1441649487.

Adding to 1232422331 its reverse (1332242321), we get a palindrome (2564664652).

The spelling of 1232422331 in words is "one billion, two hundred thirty-two million, four hundred twenty-two thousand, three hundred thirty-one".