20011044424219 has 2 divisors, whose sum is σ = 20011044424220. Its totient is φ = 20011044424218.

The previous prime is 20011044424207. The next prime is 20011044424247. The reversal of 20011044424219 is 91242444011002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20011044424219 - 2²⁷ = 20010910206491 is a prime.

It is a super-2 number, since 2×20011044424219² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20011044424249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005522212109 + 10005522212110.

It is an arithmetic number, because the mean of its divisors is an integer number (10005522212110).

Almost surely, 2^{20011044424219} is an apocalyptic number.

20011044424219 is a deficient number, since it is larger than the sum of its proper divisors (1).

20011044424219 is an equidigital number, since it uses as much as digits as its factorization.

20011044424219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 34.

The spelling of 20011044424219 in words is "twenty trillion, eleven billion, forty-four million, four hundred twenty-four thousand, two hundred nineteen".