144521240212 has 24 divisors (see below), whose sum is σ = 257976958400. Its totient is φ = 70824378240.

The previous prime is 144521240203. The next prime is 144521240219. The reversal of 144521240212 is 212042125441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144521240219) 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, 1301589 + ... + 1408252.

Almost surely, 2^144521240212 is an apocalyptic number.

It is an amenable number.

144521240212 is a deficient number, since it is larger than the sum of its proper divisors (113455718188).

144521240212 is a wasteful number, since it uses less digits than its factorization.

144521240212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2710111 (or 2710109 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 28.

Adding to 144521240212 its reverse (212042125441), we get a palindrome (356563365653).

The spelling of 144521240212 in words is "one hundred forty-four billion, five hundred twenty-one million, two hundred forty thousand, two hundred twelve".