1011121112219 has 2 divisors, whose sum is σ = 1011121112220. Its totient is φ = 1011121112218.

The previous prime is 1011121112189. The next prime is 1011121112249. The reversal of 1011121112219 is 9122111211101.

It is a balanced prime because it is at equal distance from previous prime (1011121112189) and next prime (1011121112249).

It is a cyclic number.

It is not a de Polignac number, because 1011121112219 - 2²⁰ = 1011120063643 is a prime.

It is a super-2 number, since 2×1011121112219² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1011121112194 and 1011121112203.

It is not a weakly prime, because it can be changed into another prime (1011121112249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505560556109 + 505560556110.

It is an arithmetic number, because the mean of its divisors is an integer number (505560556110).

Almost surely, 2^{1011121112219} is an apocalyptic number.

1011121112219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011121112219 is an equidigital number, since it uses as much as digits as its factorization.

1011121112219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 23.

The spelling of 1011121112219 in words is "one trillion, eleven billion, one hundred twenty-one million, one hundred twelve thousand, two hundred nineteen".