1111212022027 has 2 divisors, whose sum is σ = 1111212022028. Its totient is φ = 1111212022026.

The previous prime is 1111212021971. The next prime is 1111212022091. The reversal of 1111212022027 is 7202202121111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111212022027 - 2³⁹ = 561456208139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111212021989 and 1111212022007.

It is not a weakly prime, because it can be changed into another prime (1111212022097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555606011013 + 555606011014.

It is an arithmetic number, because the mean of its divisors is an integer number (555606011014).

Almost surely, 2^{1111212022027} is an apocalyptic number.

1111212022027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111212022027 is an equidigital number, since it uses as much as digits as its factorization.

1111212022027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 1111212022027 its reverse (7202202121111), we get a palindrome (8313414143138).

The spelling of 1111212022027 in words is "one trillion, one hundred eleven billion, two hundred twelve million, twenty-two thousand, twenty-seven".