11200001113121 has 4 divisors (see below), whose sum is σ = 11357747607744. Its totient is φ = 11042254618500.

The previous prime is 11200001113117. The next prime is 11200001113123. The reversal of 11200001113121 is 12131110000211.

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 11200001113121 - 2² = 11200001113117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11200001113096 and 11200001113105.

It is not an unprimeable number, because it can be changed into a prime (11200001113123) 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, 78873247205 + ... + 78873247346.

It is an arithmetic number, because the mean of its divisors is an integer number (2839436901936).

Almost surely, 2^{11200001113121} is an apocalyptic number.

It is an amenable number.

11200001113121 is a deficient number, since it is larger than the sum of its proper divisors (157746494623).

11200001113121 is an equidigital number, since it uses as much as digits as its factorization.

11200001113121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157746494622.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 11200001113121 its reverse (12131110000211), we get a palindrome (23331111113332).

The spelling of 11200001113121 in words is "eleven trillion, two hundred billion, one million, one hundred thirteen thousand, one hundred twenty-one".