1122001199 has 4 divisors (see below), whose sum is σ = 1224001320. Its totient is φ = 1020001080.

The previous prime is 1122001183. The next prime is 1122001211. The reversal of 1122001199 is 9911002211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9911002211 = 11 ⋅901000201.

It is a cyclic number.

It is not a de Polignac number, because 1122001199 - 2⁴ = 1122001183 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122001109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51000044 + ... + 51000065.

It is an arithmetic number, because the mean of its divisors is an integer number (306000330).

Almost surely, 2^1122001199 is an apocalyptic number.

1122001199 is a deficient number, since it is larger than the sum of its proper divisors (102000121).

1122001199 is a wasteful number, since it uses less digits than its factorization.

1122001199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102000120.

The product of its (nonzero) digits is 324, while the sum is 26.

The square root of 1122001199 is about 33496.2863463997. The cubic root of 1122001199 is about 1039.1169769884.

The spelling of 1122001199 in words is "one billion, one hundred twenty-two million, one thousand, one hundred ninety-nine".