11203122300 has 72 divisors (see below), whose sum is σ = 32425008000. Its totient is φ = 2986518720.

The previous prime is 11203122289. The next prime is 11203122341. The reversal of 11203122300 is 322130211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11203122300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1694401 + ... + 1700999.

Almost surely, 2^11203122300 is an apocalyptic number.

11203122300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11203122300 is an abundant number, since it is smaller than the sum of its proper divisors (21221885700).

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

11203122300 is a wasteful number, since it uses less digits than its factorization.

11203122300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12275 (or 12268 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11203122300 its reverse (322130211), we get a palindrome (11525252511).

The spelling of 11203122300 in words is "eleven billion, two hundred three million, one hundred twenty-two thousand, three hundred".