11201121100202 has 12 divisors (see below), whose sum is σ = 18467964128418. Its totient is φ = 5091418681800.

The previous prime is 11201121100201. The next prime is 11201121100217. The reversal of 11201121100202 is 20200112110211.

It can be written as a sum of positive squares in only one way, i.e., 11155058926561 + 46062173641 = 3339919^2 + 214621^2 .

It is a super-2 number, since 2×11201121100202² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11201121100201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23142811949 + ... + 23142812432.

Almost surely, 2^{11201121100202} is an apocalyptic number.

11201121100202 is a deficient number, since it is larger than the sum of its proper divisors (7266843028216).

11201121100202 is a wasteful number, since it uses less digits than its factorization.

11201121100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46285624405 (or 46285624394 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11201121100202 its reverse (20200112110211), we get a palindrome (31401233210413).

The spelling of 11201121100202 in words is "eleven trillion, two hundred one billion, one hundred twenty-one million, one hundred thousand, two hundred two".