2133313313987 has 2 divisors, whose sum is σ = 2133313313988. Its totient is φ = 2133313313986.

The previous prime is 2133313313951. The next prime is 2133313314017. The reversal of 2133313313987 is 7893133133312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2133313313987 - 2²⁴ = 2133296536771 is a prime.

It is not a weakly prime, because it can be changed into another prime (2133313313587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066656656993 + 1066656656994.

It is an arithmetic number, because the mean of its divisors is an integer number (1066656656994).

Almost surely, 2^{2133313313987} is an apocalyptic number.

2133313313987 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133313313987 is an equidigital number, since it uses as much as digits as its factorization.

2133313313987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 47.

The spelling of 2133313313987 in words is "two trillion, one hundred thirty-three billion, three hundred thirteen million, three hundred thirteen thousand, nine hundred eighty-seven".