11201121000223 has 48 divisors (see below), whose sum is σ = 14612986856448. Its totient is φ = 8485865640000.

The previous prime is 11201121000211. The next prime is 11201121000247. The reversal of 11201121000223 is 32200012110211.

It is not a de Polignac number, because 11201121000223 - 2⁵ = 11201121000191 is a prime.

It is a super-2 number, since 2×11201121000223² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11201121000197 and 11201121000206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201121000283) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2361193 + ... + 5289373.

It is an arithmetic number, because the mean of its divisors is an integer number (304437226176).

Almost surely, 2^{11201121000223} is an apocalyptic number.

11201121000223 is a deficient number, since it is larger than the sum of its proper divisors (3411865856225).

11201121000223 is a wasteful number, since it uses less digits than its factorization.

11201121000223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2928404 (or 2928397 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11201121000223 its reverse (32200012110211), we get a palindrome (43401133110434).

The spelling of 11201121000223 in words is "eleven trillion, two hundred one billion, one hundred twenty-one million, two hundred twenty-three", and thus it is an aban number.