11201236500 has 96 divisors (see below), whose sum is σ = 32647095936. Its totient is φ = 2984332800.

The previous prime is 11201236489. The next prime is 11201236511. The reversal of 11201236500 is 563210211.

It is an interprime number because it is at equal distance from previous prime (11201236489) and next prime (11201236511).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2137884 + ... + 2143116.

It is an arithmetic number, because the mean of its divisors is an integer number (340073916).

Almost surely, 2^11201236500 is an apocalyptic number.

11201236500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11201236500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16323547968).

11201236500 is an abundant number, since it is smaller than the sum of its proper divisors (21445859436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11201236500 is a wasteful number, since it uses less digits than its factorization.

11201236500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6682 (or 6670 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 11201236500 its reverse (563210211), we get a palindrome (11764446711).

The spelling of 11201236500 in words is "eleven billion, two hundred one million, two hundred thirty-six thousand, five hundred".