2231320233 has 64 divisors (see below), whose sum is σ = 3338496000. Its totient is φ = 1319883264.

The previous prime is 2231320219. The next prime is 2231320237. The reversal of 2231320233 is 3320231322.

It is not a de Polignac number, because 2231320233 - 2¹² = 2231316137 is a prime.

It is a super-3 number, since 3×2231320233³ (a number of 29 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2231320237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13361116 + ... + 13361282.

It is an arithmetic number, because the mean of its divisors is an integer number (52164000).

Almost surely, 2^2231320233 is an apocalyptic number.

It is an amenable number.

2231320233 is a deficient number, since it is larger than the sum of its proper divisors (1107175767).

2231320233 is a wasteful number, since it uses less digits than its factorization.

2231320233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 2231320233 is about 47236.8524882850. The cubic root of 2231320233 is about 1306.7343309386.

Adding to 2231320233 its reverse (3320231322), we get a palindrome (5551551555).

The spelling of 2231320233 in words is "two billion, two hundred thirty-one million, three hundred twenty thousand, two hundred thirty-three".