11303312022 has 20 divisors (see below), whose sum is σ = 25327792116. Its totient is φ = 3767770620.

The previous prime is 11303311993. The next prime is 11303312023. The reversal of 11303312022 is 22021330311.

11303312022 is a `hidden beast` number, since 1 + 130 + 331 + 202 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11303311986 and 11303312004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11303312023) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 34886604 + ... + 34886927.

Almost surely, 2^11303312022 is an apocalyptic number.

11303312022 is an abundant number, since it is smaller than the sum of its proper divisors (14024480094).

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

11303312022 is an equidigital number, since it uses as much as digits as its factorization.

11303312022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69773545 (or 69773536 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11303312022 its reverse (22021330311), we get a palindrome (33324642333).

The spelling of 11303312022 in words is "eleven billion, three hundred three million, three hundred twelve thousand, twenty-two".