134442231212 has 12 divisors (see below), whose sum is σ = 235309399920. Its totient is φ = 67210974096.

The previous prime is 134442231211. The next prime is 134442231247. The reversal of 134442231212 is 212132244431.

It is not an unprimeable number, because it can be changed into a prime (134442231211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2505512 + ... + 2558607.

It is an arithmetic number, because the mean of its divisors is an integer number (19609116660).

Almost surely, 2^134442231212 is an apocalyptic number.

It is an amenable number.

134442231212 is a deficient number, since it is larger than the sum of its proper divisors (100867168708).

134442231212 is a wasteful number, since it uses less digits than its factorization.

134442231212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5070760 (or 5070758 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

Adding to 134442231212 its reverse (212132244431), we get a palindrome (346574475643).

The spelling of 134442231212 in words is "one hundred thirty-four billion, four hundred forty-two million, two hundred thirty-one thousand, two hundred twelve".