11230311331405 has 16 divisors (see below), whose sum is σ = 13536691660800. Its totient is φ = 8944061264640.

The previous prime is 11230311331387. The next prime is 11230311331423. The reversal of 11230311331405 is 50413311303211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11230311331387) and next prime (11230311331423).

It is not a de Polignac number, because 11230311331405 - 2²¹ = 11230309234253 is a prime.

It is a super-2 number, since 2×11230311331405² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2196756 + ... + 5223634.

It is an arithmetic number, because the mean of its divisors is an integer number (846043228800).

Almost surely, 2^{11230311331405} is an apocalyptic number.

It is an amenable number.

11230311331405 is a deficient number, since it is larger than the sum of its proper divisors (2306380329395).

11230311331405 is a wasteful number, since it uses less digits than its factorization.

11230311331405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3030204.

The product of its (nonzero) digits is 3240, while the sum is 28.

Adding to 11230311331405 its reverse (50413311303211), we get a palindrome (61643622634616).

The spelling of 11230311331405 in words is "eleven trillion, two hundred thirty billion, three hundred eleven million, three hundred thirty-one thousand, four hundred five".