100190019019 has 2 divisors, whose sum is σ = 100190019020. Its totient is φ = 100190019018.

The previous prime is 100190018969. The next prime is 100190019023. The reversal of 100190019019 is 910910091001.

It is a strong prime.

It is an emirp because it is prime and its reverse (910910091001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100190019019 - 2⁹ = 100190018507 is a prime.

It is a super-2 number, since 2×100190019019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100190017019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50095009509 + 50095009510.

It is an arithmetic number, because the mean of its divisors is an integer number (50095009510).

Almost surely, 2^100190019019 is an apocalyptic number.

100190019019 is a deficient number, since it is larger than the sum of its proper divisors (1).

100190019019 is an equidigital number, since it uses as much as digits as its factorization.

100190019019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 729, while the sum is 31.

It can be divided in two parts, 10019001901 and 9, that multiplied together give a palindrome (90171017109).

The spelling of 100190019019 in words is "one hundred billion, one hundred ninety million, nineteen thousand, nineteen".