12240223022 has 4 divisors (see below), whose sum is σ = 18360334536. Its totient is φ = 6120111510.

The previous prime is 12240222977. The next prime is 12240223031. The reversal of 12240223022 is 22032204221.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 12240222985 and 12240223003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3060055754 + ... + 3060055757.

It is an arithmetic number, because the mean of its divisors is an integer number (4590083634).

Almost surely, 2^12240223022 is an apocalyptic number.

12240223022 is a deficient number, since it is larger than the sum of its proper divisors (6120111514).

12240223022 is an equidigital number, since it uses as much as digits as its factorization.

12240223022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6120111513.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 12240223022 its reverse (22032204221), we get a palindrome (34272427243).

The spelling of 12240223022 in words is "twelve billion, two hundred forty million, two hundred twenty-three thousand, twenty-two".