1231133202119 has 2 divisors, whose sum is σ = 1231133202120. Its totient is φ = 1231133202118.

The previous prime is 1231133202097. The next prime is 1231133202151. The reversal of 1231133202119 is 9112023311321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1231133202119 - 2²⁰ = 1231132153543 is a prime.

It is a super-2 number, since 2×1231133202119² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1231133202091 and 1231133202100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1231133202199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615566601059 + 615566601060.

It is an arithmetic number, because the mean of its divisors is an integer number (615566601060).

Almost surely, 2^{1231133202119} is an apocalyptic number.

1231133202119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1231133202119 is an equidigital number, since it uses as much as digits as its factorization.

1231133202119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The spelling of 1231133202119 in words is "one trillion, two hundred thirty-one billion, one hundred thirty-three million, two hundred two thousand, one hundred nineteen".