20000220100019 has 2 divisors, whose sum is σ = 20000220100020. Its totient is φ = 20000220100018.

The previous prime is 20000220099997. The next prime is 20000220100027. The reversal of 20000220100019 is 91000102200002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20000220100019 - 2⁸ = 20000220099763 is a prime.

It is a super-2 number, since 2×20000220100019² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20000220109019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000110050009 + 10000110050010.

It is an arithmetic number, because the mean of its divisors is an integer number (10000110050010).

Almost surely, 2^{20000220100019} is an apocalyptic number.

20000220100019 is a deficient number, since it is larger than the sum of its proper divisors (1).

20000220100019 is an equidigital number, since it uses as much as digits as its factorization.

20000220100019 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 17.

The spelling of 20000220100019 in words is "twenty trillion, two hundred twenty million, one hundred thousand, nineteen".