1023315320299 has 2 divisors, whose sum is σ = 1023315320300. Its totient is φ = 1023315320298.

The previous prime is 1023315320239. The next prime is 1023315320333. The reversal of 1023315320299 is 9920235133201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1023315320299 - 2⁷ = 1023315320171 is a prime.

It is a super-2 number, since 2×1023315320299² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1023315320239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511657660149 + 511657660150.

It is an arithmetic number, because the mean of its divisors is an integer number (511657660150).

Almost surely, 2^{1023315320299} is an apocalyptic number.

1023315320299 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023315320299 is an equidigital number, since it uses as much as digits as its factorization.

1023315320299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87480, while the sum is 40.

The spelling of 1023315320299 in words is "one trillion, twenty-three billion, three hundred fifteen million, three hundred twenty thousand, two hundred ninety-nine".