12111062264831 has 4 divisors (see below), whose sum is σ = 12823477692192. Its totient is φ = 11398646837472.

The previous prime is 12111062264803. The next prime is 12111062264839. The reversal of 12111062264831 is 13846226011121.

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 12111062264831 - 2⁶ = 12111062264767 is a prime.

It is a super-2 number, since 2×12111062264831² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12111062264839) 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, 356207713655 + ... + 356207713688.

It is an arithmetic number, because the mean of its divisors is an integer number (3205869423048).

Almost surely, 2^{12111062264831} is an apocalyptic number.

12111062264831 is a deficient number, since it is larger than the sum of its proper divisors (712415427361).

12111062264831 is an equidigital number, since it uses as much as digits as its factorization.

12111062264831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712415427360.

The product of its (nonzero) digits is 27648, while the sum is 38.

Adding to 12111062264831 its reverse (13846226011121), we get a palindrome (25957288275952).

The spelling of 12111062264831 in words is "twelve trillion, one hundred eleven billion, sixty-two million, two hundred sixty-four thousand, eight hundred thirty-one".