144312321202 has 32 divisors (see below), whose sum is σ = 257337400320. Its totient is φ = 59385493440.

The previous prime is 144312321187. The next prime is 144312321203. The reversal of 144312321202 is 202123213441.

It is not an unprimeable number, because it can be changed into a prime (144312321203) 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, 908418 + ... + 1055389.

It is an arithmetic number, because the mean of its divisors is an integer number (8041793760).

Almost surely, 2^144312321202 is an apocalyptic number.

144312321202 is a deficient number, since it is larger than the sum of its proper divisors (113025079118).

144312321202 is a wasteful number, since it uses less digits than its factorization.

144312321202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1964026.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 144312321202 its reverse (202123213441), we get a palindrome (346435534643).

The spelling of 144312321202 in words is "one hundred forty-four billion, three hundred twelve million, three hundred twenty-one thousand, two hundred two".