1302113333231 has 4 divisors (see below), whose sum is σ = 1303147578600. Its totient is φ = 1301079087864.

The previous prime is 1302113333173. The next prime is 1302113333317. The reversal of 1302113333231 is 1323333112031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1302113333231 - 2³⁴ = 1284933464047 is a prime.

It is a super-2 number, since 2×1302113333231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1302113333231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1302113333831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517120796 + ... + 517123313.

It is an arithmetic number, because the mean of its divisors is an integer number (325786894650).

Almost surely, 2^{1302113333231} is an apocalyptic number.

1302113333231 is a deficient number, since it is larger than the sum of its proper divisors (1034245369).

1302113333231 is a wasteful number, since it uses less digits than its factorization.

1302113333231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034245368.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 1302113333231 its reverse (1323333112031), we get a palindrome (2625446445262).

The spelling of 1302113333231 in words is "one trillion, three hundred two billion, one hundred thirteen million, three hundred thirty-three thousand, two hundred thirty-one".