11200111200001 has 4 divisors (see below), whose sum is σ = 11200244645632. Its totient is φ = 11199977754372.

The previous prime is 11200111199993. The next prime is 11200111200011. The reversal of 11200111200001 is 10000211100211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11200111200001 - 2³ = 11200111199993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11200111200011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66596841 + ... + 66764806.

It is an arithmetic number, because the mean of its divisors is an integer number (2800061161408).

Almost surely, 2^{11200111200001} is an apocalyptic number.

It is an amenable number.

11200111200001 is a deficient number, since it is larger than the sum of its proper divisors (133445631).

11200111200001 is an equidigital number, since it uses as much as digits as its factorization.

11200111200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133445630.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11200111200001 its reverse (10000211100211), we get a palindrome (21200322300212).

The spelling of 11200111200001 in words is "eleven trillion, two hundred billion, one hundred eleven million, two hundred thousand, one".