11220140322 has 12 divisors (see below), whose sum is σ = 24310304070. Its totient is φ = 3740046768.

The previous prime is 11220140299. The next prime is 11220140353. The reversal of 11220140322 is 22304102211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10002200121 + 1217940201 = 100011^2 + 34899^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 623341129 = 11220140322 / (1 + 1 + 2 + 2 + 0 + 1 + 4 + 0 + 3 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 11220140295 and 11220140304.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 311670547 + ... + 311670582.

Almost surely, 2^11220140322 is an apocalyptic number.

11220140322 is an abundant number, since it is smaller than the sum of its proper divisors (13090163748).

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

11220140322 is a wasteful number, since it uses less digits than its factorization.

11220140322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623341137 (or 623341134 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 11220140322 its reverse (22304102211), we get a palindrome (33524242533).

The spelling of 11220140322 in words is "eleven billion, two hundred twenty million, one hundred forty thousand, three hundred twenty-two".