1011112200019 has 2 divisors, whose sum is σ = 1011112200020. Its totient is φ = 1011112200018.

The previous prime is 1011112199989. The next prime is 1011112200061. The reversal of 1011112200019 is 9100022111101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1011112200019 - 2¹⁵ = 1011112167251 is a prime.

It is a super-2 number, since 2×1011112200019² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1011112199969 and 1011112200005.

It is not a weakly prime, because it can be changed into another prime (1011112200079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505556100009 + 505556100010.

It is an arithmetic number, because the mean of its divisors is an integer number (505556100010).

Almost surely, 2^{1011112200019} is an apocalyptic number.

1011112200019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011112200019 is an equidigital number, since it uses as much as digits as its factorization.

1011112200019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 1011112200019 in words is "one trillion, eleven billion, one hundred twelve million, two hundred thousand, nineteen".