11203101320 has 64 divisors (see below), whose sum is σ = 27310504320. Its totient is φ = 4119542784.

The previous prime is 11203101241. The next prime is 11203101323. The reversal of 11203101320 is 2310130211.

It is a junction number, because it is equal to n+sod(n) for n = 11203101295 and 11203101304.

It is not an unprimeable number, because it can be changed into a prime (11203101323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162332 + ... + 220811.

It is an arithmetic number, because the mean of its divisors is an integer number (426726630).

Almost surely, 2^11203101320 is an apocalyptic number.

11203101320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11203101320 is an abundant number, since it is smaller than the sum of its proper divisors (16107403000).

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

11203101320 is a wasteful number, since it uses less digits than its factorization.

11203101320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383214 (or 383210 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 11203101320 its reverse (2310130211), we get a palindrome (13513231531).

The spelling of 11203101320 in words is "eleven billion, two hundred three million, one hundred one thousand, three hundred twenty".