1122112101211 has 2 divisors, whose sum is σ = 1122112101212. Its totient is φ = 1122112101210.

The previous prime is 1122112101101. The next prime is 1122112101263. The reversal of 1122112101211 is 1121012112211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1122112101211 - 2²⁷ = 1121977883483 is a prime.

It is not a weakly prime, because it can be changed into another prime (1122112101311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561056050605 + 561056050606.

It is an arithmetic number, because the mean of its divisors is an integer number (561056050606).

Almost surely, 2^{1122112101211} is an apocalyptic number.

1122112101211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122112101211 is an equidigital number, since it uses as much as digits as its factorization.

1122112101211 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1122112101211 its reverse (1121012112211), we get a palindrome (2243124213422).

The spelling of 1122112101211 in words is "one trillion, one hundred twenty-two billion, one hundred twelve million, one hundred one thousand, two hundred eleven".