11203212101999 has 8 divisors (see below), whose sum is σ = 11314206220800. Its totient is φ = 11092219380000.

The previous prime is 11203212101957. The next prime is 11203212102001. The reversal of 11203212101999 is 99910121230211.

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 11203212101999 - 2²⁰ = 11203211053423 is a prime.

It is a super-2 number, since 2×11203212101999² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11203202101999) 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, 24452477 + ... + 24906425.

It is an arithmetic number, because the mean of its divisors is an integer number (1414275777600).

Almost surely, 2^{11203212101999} is an apocalyptic number.

11203212101999 is a deficient number, since it is larger than the sum of its proper divisors (110994118801).

11203212101999 is a wasteful number, since it uses less digits than its factorization.

11203212101999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698401.

The product of its (nonzero) digits is 17496, while the sum is 41.

The spelling of 11203212101999 in words is "eleven trillion, two hundred three billion, two hundred twelve million, one hundred one thousand, nine hundred ninety-nine".