1121001200199 has 24 divisors (see below), whose sum is σ = 1643468851440. Its totient is φ = 736145232768.

The previous prime is 1121001200153. The next prime is 1121001200213. The reversal of 1121001200199 is 9910021001211.

It is not a de Polignac number, because 1121001200199 - 2⁸ = 1121001199943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121001200129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21844579 + ... + 21895835.

It is an arithmetic number, because the mean of its divisors is an integer number (68477868810).

Almost surely, 2^{1121001200199} is an apocalyptic number.

1121001200199 is a deficient number, since it is larger than the sum of its proper divisors (522467651241).

1121001200199 is a wasteful number, since it uses less digits than its factorization.

1121001200199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87599 (or 87596 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 27.

The spelling of 1121001200199 in words is "one trillion, one hundred twenty-one billion, one million, two hundred thousand, one hundred ninety-nine".