11101220020019 has 2 divisors, whose sum is σ = 11101220020020. Its totient is φ = 11101220020018.

The previous prime is 11101220019943. The next prime is 11101220020039. The reversal of 11101220020019 is 91002002210111.

It is an a-pointer prime, because the next prime (11101220020039) can be obtained adding 11101220020019 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11101220020019 is a prime.

It is a super-2 number, since 2×11101220020019² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11101220020039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550610010009 + 5550610010010.

It is an arithmetic number, because the mean of its divisors is an integer number (5550610010010).

Almost surely, 2^{11101220020019} is an apocalyptic number.

11101220020019 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101220020019 is an equidigital number, since it uses as much as digits as its factorization.

11101220020019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 11101220020019 in words is "eleven trillion, one hundred one billion, two hundred twenty million, twenty thousand, nineteen".