11201999999 has 2 divisors, whose sum is σ = 11202000000. Its totient is φ = 11201999998.

The previous prime is 11201999989. The next prime is 11202000049. The reversal of 11201999999 is 99999910211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11201999999 - 2¹⁶ = 11201934463 is a prime.

11201999999 is a modest number, since divided by 999999 gives 11201 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11201999909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600999999 + 5601000000.

It is an arithmetic number, because the mean of its divisors is an integer number (5601000000).

Almost surely, 2^11201999999 is an apocalyptic number.

11201999999 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201999999 is an equidigital number, since it uses as much as digits as its factorization.

11201999999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1062882, while the sum is 59.

The spelling of 11201999999 in words is "eleven billion, two hundred one million, nine hundred ninety-nine thousand, nine hundred ninety-nine".