1011201001199 has 4 divisors (see below), whose sum is σ = 1011236586480. Its totient is φ = 1011165415920.

The previous prime is 1011201001171. The next prime is 1011201001207. The reversal of 1011201001199 is 9911001021101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011201001199 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 (1011201001159) 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 3 ways as a sum of consecutive naturals, for example, 17749982 + ... + 17806859.

It is an arithmetic number, because the mean of its divisors is an integer number (252809146620).

Almost surely, 2^{1011201001199} is an apocalyptic number.

1011201001199 is a deficient number, since it is larger than the sum of its proper divisors (35585281).

1011201001199 is an equidigital number, since it uses as much as digits as its factorization.

1011201001199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35585280.

The product of its (nonzero) digits is 162, while the sum is 26.

The spelling of 1011201001199 in words is "one trillion, eleven billion, two hundred one million, one thousand, one hundred ninety-nine".