2321431011 has 6 divisors (see below), whose sum is σ = 3353178140. Its totient is φ = 1547620668.

The previous prime is 2321430983. The next prime is 2321431027. The reversal of 2321431011 is 1101341232.

2321431011 is a `hidden beast` number, since 232 + 1 + 431 + 0 + 1 + 1 = 666.

It is not a de Polignac number, because 2321431011 - 2⁷ = 2321430883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2321431061) 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 5 ways as a sum of consecutive naturals, for example, 128968381 + ... + 128968398.

Almost surely, 2^2321431011 is an apocalyptic number.

2321431011 is a deficient number, since it is larger than the sum of its proper divisors (1031747129).

2321431011 is a wasteful number, since it uses less digits than its factorization.

2321431011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257936785 (or 257936782 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 2321431011 is about 48181.2308995941. The cubic root of 2321431011 is about 1324.0933179557.

Adding to 2321431011 its reverse (1101341232), we get a palindrome (3422772243).

The spelling of 2321431011 in words is "two billion, three hundred twenty-one million, four hundred thirty-one thousand, eleven".