133099861019 has 2 divisors, whose sum is σ = 133099861020. Its totient is φ = 133099861018.

The previous prime is 133099861009. The next prime is 133099861033. The reversal of 133099861019 is 910168990331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133099861019 - 2²⁰ = 133098812443 is a prime.

It is a super-2 number, since 2×133099861019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133099861009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66549930509 + 66549930510.

It is an arithmetic number, because the mean of its divisors is an integer number (66549930510).

Almost surely, 2^133099861019 is an apocalyptic number.

133099861019 is a deficient number, since it is larger than the sum of its proper divisors (1).

133099861019 is an equidigital number, since it uses as much as digits as its factorization.

133099861019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 314928, while the sum is 50.

The spelling of 133099861019 in words is "one hundred thirty-three billion, ninety-nine million, eight hundred sixty-one thousand, nineteen".