11013120310331 has 4 divisors (see below), whose sum is σ = 11013553735464. Its totient is φ = 11012686885200.

The previous prime is 11013120310307. The next prime is 11013120310337. The reversal of 11013120310331 is 13301302131011.

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 11013120310331 - 2¹⁴ = 11013120293947 is a prime.

It is a super-2 number, since 2×11013120310331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11013120310337) 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, 216674450 + ... + 216725271.

It is an arithmetic number, because the mean of its divisors is an integer number (2753388433866).

Almost surely, 2^{11013120310331} is an apocalyptic number.

11013120310331 is a deficient number, since it is larger than the sum of its proper divisors (433425133).

11013120310331 is an equidigital number, since it uses as much as digits as its factorization.

11013120310331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433425132.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 11013120310331 its reverse (13301302131011), we get a palindrome (24314422441342).

The spelling of 11013120310331 in words is "eleven trillion, thirteen billion, one hundred twenty million, three hundred ten thousand, three hundred thirty-one".