11200100002121 has 8 divisors (see below), whose sum is σ = 11243151120960. Its totient is φ = 11157052407952.

The previous prime is 11200100002093. The next prime is 11200100002183. The reversal of 11200100002121 is 12120000100211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11200100002121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11200100002321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5577086 + ... + 7314648.

It is an arithmetic number, because the mean of its divisors is an integer number (1405393890120).

Almost surely, 2^{11200100002121} is an apocalyptic number.

It is an amenable number.

11200100002121 is a deficient number, since it is larger than the sum of its proper divisors (43051118839).

11200100002121 is a wasteful number, since it uses less digits than its factorization.

11200100002121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1762335.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11200100002121 its reverse (12120000100211), we get a palindrome (23320100102332).

The spelling of 11200100002121 in words is "eleven trillion, two hundred billion, one hundred million, two thousand, one hundred twenty-one".