11201311000121 has 8 divisors (see below), whose sum is σ = 12221037463104. Its totient is φ = 10181822114320.

The previous prime is 11201311000049. The next prime is 11201311000141. The reversal of 11201311000121 is 12100011310211.

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-11201311000121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11201311000096 and 11201311000105.

It is not an unprimeable number, because it can be changed into a prime (11201311000141) 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, 59295701 + ... + 59484306.

It is an arithmetic number, because the mean of its divisors is an integer number (1527629682888).

Almost surely, 2^{11201311000121} is an apocalyptic number.

11201311000121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11201311000121 is a deficient number, since it is larger than the sum of its proper divisors (1019726462983).

11201311000121 is a wasteful number, since it uses less digits than its factorization.

11201311000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118788591.

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

Adding to 11201311000121 its reverse (12100011310211), we get a palindrome (23301322310332).

The spelling of 11201311000121 in words is "eleven trillion, two hundred one billion, three hundred eleven million, one hundred twenty-one", and thus it is an aban number.