11205314112331 has 2 divisors, whose sum is σ = 11205314112332. Its totient is φ = 11205314112330.

The previous prime is 11205314112281. The next prime is 11205314112359. The reversal of 11205314112331 is 13321141350211.

It is a happy number.

It is an a-pointer prime, because the next prime (11205314112359) can be obtained adding 11205314112331 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11205314112331 - 2¹⁷ = 11205313981259 is a prime.

It is a super-2 number, since 2×11205314112331² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11205314112331.

It is not a weakly prime, because it can be changed into another prime (11205314172331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5602657056165 + 5602657056166.

It is an arithmetic number, because the mean of its divisors is an integer number (5602657056166).

Almost surely, 2^{11205314112331} is an apocalyptic number.

11205314112331 is a deficient number, since it is larger than the sum of its proper divisors (1).

11205314112331 is an equidigital number, since it uses as much as digits as its factorization.

11205314112331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

Adding to 11205314112331 its reverse (13321141350211), we get a palindrome (24526455462542).

The spelling of 11205314112331 in words is "eleven trillion, two hundred five billion, three hundred fourteen million, one hundred twelve thousand, three hundred thirty-one".