103311432144 has 60 divisors (see below), whose sum is σ = 289271143200. Its totient is φ = 34420156992.

The previous prime is 103311432127. The next prime is 103311432149. The reversal of 103311432144 is 441234113301.

103311432144 is a `hidden beast` number, since 1 + 0 + 331 + 1 + 4 + 321 + 4 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103311432149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117687 + ... + 469545.

It is an arithmetic number, because the mean of its divisors is an integer number (4821185720).

Almost surely, 2^103311432144 is an apocalyptic number.

It is an amenable number.

103311432144 is an abundant number, since it is smaller than the sum of its proper divisors (185959711056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103311432144 is a wasteful number, since it uses less digits than its factorization.

103311432144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353912 (or 353903 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 103311432144 its reverse (441234113301), we get a palindrome (544545545445).

The spelling of 103311432144 in words is "one hundred three billion, three hundred eleven million, four hundred thirty-two thousand, one hundred forty-four".