1212012001199 has 8 divisors (see below), whose sum is σ = 1251122191488. Its totient is φ = 1172902625280.

The previous prime is 1212012001163. The next prime is 1212012001223. The reversal of 1212012001199 is 9911002102121.

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

It is a cyclic number.

It is not a de Polignac number, because 1212012001199 - 2³² = 1207717033903 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 (1212012001129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4683239 + ... + 4935255.

It is an arithmetic number, because the mean of its divisors is an integer number (156390273936).

Almost surely, 2^{1212012001199} is an apocalyptic number.

1212012001199 is a deficient number, since it is larger than the sum of its proper divisors (39110190289).

1212012001199 is a wasteful number, since it uses less digits than its factorization.

1212012001199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407185.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 1212012001199 in words is "one trillion, two hundred twelve billion, twelve million, one thousand, one hundred ninety-nine".