12019090909383 has 12 divisors (see below), whose sum is σ = 17645514159208. Its totient is φ = 7881371087760.

The previous prime is 12019090909367. The next prime is 12019090909391. The reversal of 12019090909383 is 38390909091021.

12019090909383 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 90 + 90 + 90 + 9 + 383 = 666.

It is not a de Polignac number, because 12019090909383 - 2⁴ = 12019090909367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12019090909883) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10946348185 + ... + 10946349282.

Almost surely, 2^{12019090909383} is an apocalyptic number.

12019090909383 is a deficient number, since it is larger than the sum of its proper divisors (5626423249825).

12019090909383 is a wasteful number, since it uses less digits than its factorization.

12019090909383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21892697534 (or 21892697531 counting only the distinct ones).

The product of its (nonzero) digits is 944784, while the sum is 54.

The spelling of 12019090909383 in words is "twelve trillion, nineteen billion, ninety million, nine hundred nine thousand, three hundred eighty-three".