2221110100019 has 2 divisors, whose sum is σ = 2221110100020. Its totient is φ = 2221110100018.

The previous prime is 2221110100003. The next prime is 2221110100031. The reversal of 2221110100019 is 9100010111222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2221110100019 - 2⁴ = 2221110100003 is a prime.

It is a super-2 number, since 2×2221110100019² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2221110100619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110555050009 + 1110555050010.

It is an arithmetic number, because the mean of its divisors is an integer number (1110555050010).

Almost surely, 2^{2221110100019} is an apocalyptic number.

2221110100019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221110100019 is an equidigital number, since it uses as much as digits as its factorization.

2221110100019 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 2221110100019 in words is "two trillion, two hundred twenty-one billion, one hundred ten million, one hundred thousand, nineteen".