11401234331 has 4 divisors (see below), whose sum is σ = 12071895192. Its totient is φ = 10730573472.

The previous prime is 11401234303. The next prime is 11401234357. The reversal of 11401234331 is 13343210411.

11401234331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11401234331 - 2⁶ = 11401234267 is a prime.

It is a super-2 number, since 2×11401234331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11401234297 and 11401234306.

It is not an unprimeable number, because it can be changed into a prime (11401234931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335330405 + ... + 335330438.

It is an arithmetic number, because the mean of its divisors is an integer number (3017973798).

Almost surely, 2^11401234331 is an apocalyptic number.

11401234331 is a deficient number, since it is larger than the sum of its proper divisors (670660861).

11401234331 is an equidigital number, since it uses as much as digits as its factorization.

11401234331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670660860.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 11401234331 its reverse (13343210411), we get a palindrome (24744444742).

The spelling of 11401234331 in words is "eleven billion, four hundred one million, two hundred thirty-four thousand, three hundred thirty-one".