12140221022 has 16 divisors (see below), whose sum is σ = 18868405680. Its totient is φ = 5854635072.

The previous prime is 12140221021. The next prime is 12140221039. The reversal of 12140221022 is 22012204121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12140221021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 964343 + ... + 976850.

It is an arithmetic number, because the mean of its divisors is an integer number (1179275355).

Almost surely, 2^12140221022 is an apocalyptic number.

12140221022 is a deficient number, since it is larger than the sum of its proper divisors (6728184658).

12140221022 is a wasteful number, since it uses less digits than its factorization.

12140221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941307.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12140221022 its reverse (22012204121), we get a palindrome (34152425143).

The spelling of 12140221022 in words is "twelve billion, one hundred forty million, two hundred twenty-one thousand, twenty-two".