1111022101159 has 2 divisors, whose sum is σ = 1111022101160. Its totient is φ = 1111022101158.

The previous prime is 1111022101157. The next prime is 1111022101213. The reversal of 1111022101159 is 9511012201111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111022101159 - 2¹ = 1111022101157 is a prime.

Together with 1111022101157, 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 (1111022101157) 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, 555511050579 + 555511050580.

It is an arithmetic number, because the mean of its divisors is an integer number (555511050580).

Almost surely, 2^{1111022101159} is an apocalyptic number.

1111022101159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111022101159 is an equidigital number, since it uses as much as digits as its factorization.

1111022101159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 25.

The spelling of 1111022101159 in words is "one trillion, one hundred eleven billion, twenty-two million, one hundred one thousand, one hundred fifty-nine".