13203310111131 has 8 divisors (see below), whose sum is σ = 20119329693184. Its totient is φ = 7544748634920.

The previous prime is 13203310111127. The next prime is 13203310111141. The reversal of 13203310111131 is 13111101330231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13203310111131 - 2² = 13203310111127 is a prime.

It is a super-2 number, since 2×13203310111131² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 628729052911 = 13203310111131 / (1 + 3 + 2 + 0 + 3 + 3 + 1 + 0 + 1 + 1 + 1 + 1 + 3 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13203310111098 and 13203310111107.

It is not an unprimeable number, because it can be changed into a prime (13203310111141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314364526435 + ... + 314364526476.

It is an arithmetic number, because the mean of its divisors is an integer number (2514916211648).

Almost surely, 2^{13203310111131} is an apocalyptic number.

13203310111131 is a deficient number, since it is larger than the sum of its proper divisors (6916019582053).

13203310111131 is an equidigital number, since it uses as much as digits as its factorization.

13203310111131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628729052921.

The product of its (nonzero) digits is 162, while the sum is 21.

Adding to 13203310111131 its reverse (13111101330231), we get a palindrome (26314411441362).

The spelling of 13203310111131 in words is "thirteen trillion, two hundred three billion, three hundred ten million, one hundred eleven thousand, one hundred thirty-one".