12141320242 has 32 divisors (see below), whose sum is σ = 19249332480. Its totient is φ = 5737130880.

The previous prime is 12141320239. The next prime is 12141320249. The reversal of 12141320242 is 24202314121.

It is not an unprimeable number, because it can be changed into a prime (12141320249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325653 + ... + 361015.

It is an arithmetic number, because the mean of its divisors is an integer number (601541640).

Almost surely, 2^12141320242 is an apocalyptic number.

12141320242 is a deficient number, since it is larger than the sum of its proper divisors (7108012238).

12141320242 is a wasteful number, since it uses less digits than its factorization.

12141320242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35538.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12141320242 its reverse (24202314121), we get a palindrome (36343634363).

The spelling of 12141320242 in words is "twelve billion, one hundred forty-one million, three hundred twenty thousand, two hundred forty-two".