2109593265331 has 2 divisors, whose sum is σ = 2109593265332. Its totient is φ = 2109593265330.

The previous prime is 2109593265323. The next prime is 2109593265419. The reversal of 2109593265331 is 1335623959012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2109593265331 - 2³ = 2109593265323 is a prime.

It is a super-2 number, since 2×2109593265331² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2109593275331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1054796632665 + 1054796632666.

It is an arithmetic number, because the mean of its divisors is an integer number (1054796632666).

Almost surely, 2^{2109593265331} is an apocalyptic number.

2109593265331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2109593265331 is an equidigital number, since it uses as much as digits as its factorization.

2109593265331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1312200, while the sum is 49.

The spelling of 2109593265331 in words is "two trillion, one hundred nine billion, five hundred ninety-three million, two hundred sixty-five thousand, three hundred thirty-one".