1919203000011 has 64 divisors (see below), whose sum is σ = 3121837286400. Its totient is φ = 1155624537600.

The previous prime is 1919202999991. The next prime is 1919203000021. The reversal of 1919203000011 is 1100003029191.

It is not a de Polignac number, because 1919203000011 - 2⁹ = 1919202999499 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1919203000021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 116102995 + ... + 116119523.

It is an arithmetic number, because the mean of its divisors is an integer number (48778707600).

Almost surely, 2^{1919203000011} is an apocalyptic number.

1919203000011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1919203000011 is a deficient number, since it is larger than the sum of its proper divisors (1202634286389).

1919203000011 is a wasteful number, since it uses less digits than its factorization.

1919203000011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19057 (or 19051 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 27.

The spelling of 1919203000011 in words is "one trillion, nine hundred nineteen billion, two hundred three million, eleven", and thus it is an aban number.