111022122011 has 2 divisors, whose sum is σ = 111022122012. Its totient is φ = 111022122010.

The previous prime is 111022121993. The next prime is 111022122047. The reversal of 111022122011 is 110221220111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111022122011 - 2³⁰ = 109948380187 is a prime.

It is not a weakly prime, because it can be changed into another prime (111022122091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55511061005 + 55511061006.

It is an arithmetic number, because the mean of its divisors is an integer number (55511061006).

Almost surely, 2^111022122011 is an apocalyptic number.

111022122011 is a deficient number, since it is larger than the sum of its proper divisors (1).

111022122011 is an equidigital number, since it uses as much as digits as its factorization.

111022122011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111022122011 its reverse (110221220111), we get a palindrome (221243342122).

The spelling of 111022122011 in words is "one hundred eleven billion, twenty-two million, one hundred twenty-two thousand, eleven".