1302201320999 has 2 divisors, whose sum is σ = 1302201321000. Its totient is φ = 1302201320998.

The previous prime is 1302201320957. The next prime is 1302201321007. The reversal of 1302201320999 is 9990231022031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1302201320999 - 2²⁰ = 1302200272423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1302201320929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651100660499 + 651100660500.

It is an arithmetic number, because the mean of its divisors is an integer number (651100660500).

Almost surely, 2^{1302201320999} is an apocalyptic number.

1302201320999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1302201320999 is an equidigital number, since it uses as much as digits as its factorization.

1302201320999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488, while the sum is 41.

The spelling of 1302201320999 in words is "one trillion, three hundred two billion, two hundred one million, three hundred twenty thousand, nine hundred ninety-nine".