1301321542099 has 2 divisors, whose sum is σ = 1301321542100. Its totient is φ = 1301321542098.

The previous prime is 1301321542069. The next prime is 1301321542123. The reversal of 1301321542099 is 9902451231031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1301321542099 - 2¹⁵ = 1301321509331 is a prime.

It is not a weakly prime, because it can be changed into another prime (1301321542039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650660771049 + 650660771050.

It is an arithmetic number, because the mean of its divisors is an integer number (650660771050).

Almost surely, 2^{1301321542099} is an apocalyptic number.

1301321542099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301321542099 is an equidigital number, since it uses as much as digits as its factorization.

1301321542099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 40.

The spelling of 1301321542099 in words is "one trillion, three hundred one billion, three hundred twenty-one million, five hundred forty-two thousand, ninety-nine".