11303220318 has 32 divisors (see below), whose sum is σ = 24491206656. Its totient is φ = 3457084128.

The previous prime is 11303220301. The next prime is 11303220319. The reversal of 11303220318 is 81302230311.

It is a super-2 number, since 2×11303220318² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11303220319) 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, 420846 + ... + 446897.

It is an arithmetic number, because the mean of its divisors is an integer number (765350208).

Almost surely, 2^11303220318 is an apocalyptic number.

11303220318 is an abundant number, since it is smaller than the sum of its proper divisors (13187986338).

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

11303220318 is a wasteful number, since it uses less digits than its factorization.

11303220318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867928.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 11303220318 its reverse (81302230311), we get a palindrome (92605450629).

The spelling of 11303220318 in words is "eleven billion, three hundred three million, two hundred twenty thousand, three hundred eighteen".