10111222211019 has 4 divisors (see below), whose sum is σ = 13481629614696. Its totient is φ = 6740814807344.

The previous prime is 10111222211009. The next prime is 10111222211053. The reversal of 10111222211019 is 91011222211101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10111222211019 - 2⁴ = 10111222211003 is a prime.

It is a super-2 number, since 2×10111222211019² (a number of 27 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 10111222211019.

It is not an unprimeable number, because it can be changed into a prime (10111222211009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1685203701834 + ... + 1685203701839.

It is an arithmetic number, because the mean of its divisors is an integer number (3370407403674).

Almost surely, 2^{10111222211019} is an apocalyptic number.

10111222211019 is a deficient number, since it is larger than the sum of its proper divisors (3370407403677).

10111222211019 is an equidigital number, since it uses as much as digits as its factorization.

10111222211019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370407403676.

The product of its (nonzero) digits is 144, while the sum is 24.

The spelling of 10111222211019 in words is "ten trillion, one hundred eleven billion, two hundred twenty-two million, two hundred eleven thousand, nineteen".