11111202202019 has 2 divisors, whose sum is σ = 11111202202020. Its totient is φ = 11111202202018.

The previous prime is 11111202201949. The next prime is 11111202202049. The reversal of 11111202202019 is 91020220211111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11111202202019 is a prime.

It is a super-2 number, since 2×11111202202019² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11111202201985 and 11111202202003.

It is not a weakly prime, because it can be changed into another prime (11111202202049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555601101009 + 5555601101010.

It is an arithmetic number, because the mean of its divisors is an integer number (5555601101010).

Almost surely, 2^{11111202202019} is an apocalyptic number.

11111202202019 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111202202019 is an equidigital number, since it uses as much as digits as its factorization.

11111202202019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 11111202202019 in words is "eleven trillion, one hundred eleven billion, two hundred two million, two hundred two thousand, nineteen".