11311002300 has 144 divisors (see below), whose sum is σ = 35479173632. Its totient is φ = 2765664000.

The previous prime is 11311002289. The next prime is 11311002331. The reversal of 11311002300 is 320011311.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 579297 + ... + 598503.

Almost surely, 2^11311002300 is an apocalyptic number.

11311002300 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 11311002300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17739586816).

11311002300 is an abundant number, since it is smaller than the sum of its proper divisors (24168171332).

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

11311002300 is a wasteful number, since it uses less digits than its factorization.

11311002300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19388 (or 19381 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 11311002300 its reverse (320011311), we get a palindrome (11631013611).

The spelling of 11311002300 in words is "eleven billion, three hundred eleven million, two thousand, three hundred".