2140234331 has 2 divisors, whose sum is σ = 2140234332. Its totient is φ = 2140234330.

The previous prime is 2140234303. The next prime is 2140234357. The reversal of 2140234331 is 1334320412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2140234331 - 2¹⁰ = 2140233307 is a prime.

It is a super-2 number, since 2×2140234331² = 9161205983182035122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2140234297 and 2140234306.

It is not a weakly prime, because it can be changed into another prime (2140234391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070117165 + 1070117166.

It is an arithmetic number, because the mean of its divisors is an integer number (1070117166).

Almost surely, 2^2140234331 is an apocalyptic number.

2140234331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140234331 is an equidigital number, since it uses as much as digits as its factorization.

2140234331 is an evil number, because the sum of its binary digits is even.

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

The square root of 2140234331 is about 46262.6667086972. Note that the first 3 decimals coincide. The cubic root of 2140234331 is about 1288.7057770702.

Adding to 2140234331 its reverse (1334320412), we get a palindrome (3474554743).

The spelling of 2140234331 in words is "two billion, one hundred forty million, two hundred thirty-four thousand, three hundred thirty-one".