113262021200 has 60 divisors (see below), whose sum is σ = 272207785920. Its totient is φ = 45288862080.

The previous prime is 113262021193. The next prime is 113262021203. The reversal of 113262021200 is 2120262311.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113262021203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1122431 + ... + 1219169.

It is an arithmetic number, because the mean of its divisors is an integer number (4536796432).

Almost surely, 2^113262021200 is an apocalyptic number.

113262021200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113262021200 is an abundant number, since it is smaller than the sum of its proper divisors (158945764720).

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

113262021200 is a wasteful number, since it uses less digits than its factorization.

113262021200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99684 (or 99673 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 113262021200 its reverse (2120262311), we get a palindrome (115382283511).

The spelling of 113262021200 in words is "one hundred thirteen billion, two hundred sixty-two million, twenty-one thousand, two hundred".