1100100100019 has 2 divisors, whose sum is σ = 1100100100020. Its totient is φ = 1100100100018.

The previous prime is 1100100099991. The next prime is 1100100100039. The reversal of 1100100100019 is 9100010010011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1100100100019 - 2²⁴ = 1100083322803 is a prime.

It is a super-2 number, since 2×1100100100019² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1100100099976 and 1100100100012.

It is not a weakly prime, because it can be changed into another prime (1100100100039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550050050009 + 550050050010.

It is an arithmetic number, because the mean of its divisors is an integer number (550050050010).

Almost surely, 2^{1100100100019} is an apocalyptic number.

1100100100019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100100100019 is an equidigital number, since it uses as much as digits as its factorization.

1100100100019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9, while the sum is 14.

The spelling of 1100100100019 in words is "one trillion, one hundred billion, one hundred million, one hundred thousand, nineteen".