11121323012331 has 32 divisors (see below), whose sum is σ = 17236863713280. Its totient is φ = 6246295204896.

The previous prime is 11121323012323. The next prime is 11121323012339. The reversal of 11121323012331 is 13321032312111.

It is an interprime number because it is at equal distance from previous prime (11121323012323) and next prime (11121323012339).

It is not a de Polignac number, because 11121323012331 - 2³ = 11121323012323 is a prime.

It is a super-2 number, since 2×11121323012331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11121323012339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6777270 + ... + 8256756.

It is an arithmetic number, because the mean of its divisors is an integer number (538651991040).

Almost surely, 2^{11121323012331} is an apocalyptic number.

11121323012331 is a deficient number, since it is larger than the sum of its proper divisors (6115540700949).

11121323012331 is a wasteful number, since it uses less digits than its factorization.

11121323012331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485623.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 11121323012331 its reverse (13321032312111), we get a palindrome (24442355324442).

The spelling of 11121323012331 in words is "eleven trillion, one hundred twenty-one billion, three hundred twenty-three million, twelve thousand, three hundred thirty-one".