111231302022011 has 2 divisors, whose sum is σ = 111231302022012. Its totient is φ = 111231302022010.

The previous prime is 111231302021921. The next prime is 111231302022013. The reversal of 111231302022011 is 110220203132111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111231302022011 - 2¹⁴ = 111231302005627 is a prime.

Together with 111231302022013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (111231302022013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55615651011005 + 55615651011006.

It is an arithmetic number, because the mean of its divisors is an integer number (55615651011006).

Almost surely, 2^{111231302022011} is an apocalyptic number.

111231302022011 is a deficient number, since it is larger than the sum of its proper divisors (1).

111231302022011 is an equidigital number, since it uses as much as digits as its factorization.

111231302022011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 111231302022011 its reverse (110220203132111), we get a palindrome (221451505154122).

The spelling of 111231302022011 in words is "one hundred eleven trillion, two hundred thirty-one billion, three hundred two million, twenty-two thousand, eleven".