101231330103 has 24 divisors (see below), whose sum is σ = 147335760000. Its totient is φ = 66975506064.

The previous prime is 101231330093. The next prime is 101231330143. The reversal of 101231330103 is 301033132101.

It is a happy number.

101231330103 is a `hidden beast` number, since 1 + 0 + 1 + 231 + 330 + 103 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-101231330103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101231330143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 740926 + ... + 866852.

It is an arithmetic number, because the mean of its divisors is an integer number (6138990000).

Almost surely, 2^101231330103 is an apocalyptic number.

101231330103 is a deficient number, since it is larger than the sum of its proper divisors (46104429897).

101231330103 is a wasteful number, since it uses less digits than its factorization.

101231330103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126611 (or 126608 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 101231330103 its reverse (301033132101), we get a palindrome (402264462204).

The spelling of 101231330103 in words is "one hundred one billion, two hundred thirty-one million, three hundred thirty thousand, one hundred three".