1011211211119 has 2 divisors, whose sum is σ = 1011211211120. Its totient is φ = 1011211211118.

The previous prime is 1011211211077. The next prime is 1011211211141. The reversal of 1011211211119 is 9111121121101.

It is an a-pointer prime, because the next prime (1011211211141) can be obtained adding 1011211211119 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011211211119 - 2³⁷ = 873772257647 is a prime.

It is a super-2 number, since 2×1011211211119² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1011211211119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011211211419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505605605559 + 505605605560.

It is an arithmetic number, because the mean of its divisors is an integer number (505605605560).

Almost surely, 2^{1011211211119} is an apocalyptic number.

1011211211119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011211211119 is an equidigital number, since it uses as much as digits as its factorization.

1011211211119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 22.

The spelling of 1011211211119 in words is "one trillion, eleven billion, two hundred eleven million, two hundred eleven thousand, one hundred nineteen".