12235440022 has 32 divisors (see below), whose sum is σ = 20947393152. Its totient is φ = 5309912064.

The previous prime is 12235439999. The next prime is 12235440079. The reversal of 12235440022 is 22004453221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 474978 + ... + 500074.

It is an arithmetic number, because the mean of its divisors is an integer number (654606036).

Almost surely, 2^12235440022 is an apocalyptic number.

12235440022 is a deficient number, since it is larger than the sum of its proper divisors (8711953130).

12235440022 is a wasteful number, since it uses less digits than its factorization.

12235440022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26232.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 12235440022 its reverse (22004453221), we get a palindrome (34239893243).

The spelling of 12235440022 in words is "twelve billion, two hundred thirty-five million, four hundred forty thousand, twenty-two".