1131010199966 has 8 divisors (see below), whose sum is σ = 1696839883320. Its totient is φ = 565396905528.

The previous prime is 1131010199947. The next prime is 1131010200049. The reversal of 1131010199966 is 6699910101311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1131010199966.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54084161 + ... + 54105068.

It is an arithmetic number, because the mean of its divisors is an integer number (212104985415).

Almost surely, 2^{1131010199966} is an apocalyptic number.

1131010199966 is a deficient number, since it is larger than the sum of its proper divisors (565829683354).

1131010199966 is a wasteful number, since it uses less digits than its factorization.

1131010199966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108194458.

The product of its (nonzero) digits is 78732, while the sum is 47.

The spelling of 1131010199966 in words is "one trillion, one hundred thirty-one billion, ten million, one hundred ninety-nine thousand, nine hundred sixty-six".