11310212320 has 48 divisors (see below), whose sum is σ = 29149506288. Its totient is φ = 4112803840.

The previous prime is 11310212311. The next prime is 11310212321. The reversal of 11310212320 is 2321201311.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 11310212294 and 11310212303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11310212321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3211369 + ... + 3214888.

It is an arithmetic number, because the mean of its divisors is an integer number (607281381).

Almost surely, 2^11310212320 is an apocalyptic number.

11310212320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11310212320 is an abundant number, since it is smaller than the sum of its proper divisors (17839293968).

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

11310212320 is a wasteful number, since it uses less digits than its factorization.

11310212320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6426283 (or 6426275 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11310212320 its reverse (2321201311), we get a palindrome (13631413631).

The spelling of 11310212320 in words is "eleven billion, three hundred ten million, two hundred twelve thousand, three hundred twenty".