11112020110231 has 2 divisors, whose sum is σ = 11112020110232. Its totient is φ = 11112020110230.

The previous prime is 11112020110229. The next prime is 11112020110249. The reversal of 11112020110231 is 13201102021111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11112020110231 - 2¹ = 11112020110229 is a prime.

It is a super-2 number, since 2×11112020110231² (a number of 27 digits) contains 22 as substring.

Together with 11112020110229, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11112020110211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556010055115 + 5556010055116.

It is an arithmetic number, because the mean of its divisors is an integer number (5556010055116).

Almost surely, 2^{11112020110231} is an apocalyptic number.

11112020110231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112020110231 is an equidigital number, since it uses as much as digits as its factorization.

11112020110231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 11112020110231 its reverse (13201102021111), we get a palindrome (24313122131342).

The spelling of 11112020110231 in words is "eleven trillion, one hundred twelve billion, twenty million, one hundred ten thousand, two hundred thirty-one".