11222032340 has 24 divisors (see below), whose sum is σ = 23918006112. Its totient is φ = 4421815200.

The previous prime is 11222032321. The next prime is 11222032343. The reversal of 11222032340 is 4323022211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222032343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4185986 + ... + 4188665.

It is an arithmetic number, because the mean of its divisors is an integer number (996583588).

Almost surely, 2^11222032340 is an apocalyptic number.

11222032340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222032340 is an abundant number, since it is smaller than the sum of its proper divisors (12695973772).

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

11222032340 is a wasteful number, since it uses less digits than its factorization.

11222032340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8374727 (or 8374725 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 11222032340 its reverse (4323022211), we get a palindrome (15545054551).

The spelling of 11222032340 in words is "eleven billion, two hundred twenty-two million, thirty-two thousand, three hundred forty".