144120423212 has 6 divisors (see below), whose sum is σ = 252210740628. Its totient is φ = 72060211604.

The previous prime is 144120423173. The next prime is 144120423217. The reversal of 144120423212 is 212324021441.

It is not an unprimeable number, because it can be changed into a prime (144120423217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18015052898 + ... + 18015052905.

It is an arithmetic number, because the mean of its divisors is an integer number (42035123438).

Almost surely, 2^144120423212 is an apocalyptic number.

It is an amenable number.

144120423212 is a deficient number, since it is larger than the sum of its proper divisors (108090317416).

144120423212 is a wasteful number, since it uses less digits than its factorization.

144120423212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36030105807 (or 36030105805 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 144120423212 its reverse (212324021441), we get a palindrome (356444444653).

The spelling of 144120423212 in words is "one hundred forty-four billion, one hundred twenty million, four hundred twenty-three thousand, two hundred twelve".