11131223322 has 16 divisors (see below), whose sum is σ = 22279813920. Its totient is φ = 3707513232.

The previous prime is 11131223269. The next prime is 11131223371. The reversal of 11131223322 is 22332213111.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 715297 + ... + 730692.

It is an arithmetic number, because the mean of its divisors is an integer number (1392488370).

Almost surely, 2^11131223322 is an apocalyptic number.

11131223322 is an abundant number, since it is smaller than the sum of its proper divisors (11148590598).

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

11131223322 is a wasteful number, since it uses less digits than its factorization.

11131223322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1447277.

The product of its digits is 432, while the sum is 21.

Adding to 11131223322 its reverse (22332213111), we get a palindrome (33463436433).

The spelling of 11131223322 in words is "eleven billion, one hundred thirty-one million, two hundred twenty-three thousand, three hundred twenty-two".