11202113128 has 16 divisors (see below), whose sum is σ = 21681509760. Its totient is φ = 5420377200.

The previous prime is 11202113107. The next prime is 11202113129. The reversal of 11202113128 is 82131120211.

It is a junction number, because it is equal to n+sod(n) for n = 11202113099 and 11202113108.

It is not an unprimeable number, because it can be changed into a prime (11202113129) 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, 22584658 + ... + 22585153.

It is an arithmetic number, because the mean of its divisors is an integer number (1355094360).

Almost surely, 2^11202113128 is an apocalyptic number.

It is an amenable number.

11202113128 is a deficient number, since it is larger than the sum of its proper divisors (10479396632).

11202113128 is a wasteful number, since it uses less digits than its factorization.

11202113128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45169848 (or 45169844 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 11202113128 its reverse (82131120211), we get a palindrome (93333233339).

The spelling of 11202113128 in words is "eleven billion, two hundred two million, one hundred thirteen thousand, one hundred twenty-eight".