101312113203 has 24 divisors (see below), whose sum is σ = 174596841360. Its totient is φ = 57892635360.

The previous prime is 101312113183. The next prime is 101312113211. The reversal of 101312113203 is 302311213101.

101312113203 is a `hidden beast` number, since 1 + 0 + 131 + 211 + 320 + 3 = 666.

It is not a de Polignac number, because 101312113203 - 2⁹ = 101312112691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101312113223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38287458 + ... + 38290103.

It is an arithmetic number, because the mean of its divisors is an integer number (7274868390).

Almost surely, 2^101312113203 is an apocalyptic number.

101312113203 is a deficient number, since it is larger than the sum of its proper divisors (73284728157).

101312113203 is an equidigital number, since it uses as much as digits as its factorization.

101312113203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76577584 (or 76577571 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 101312113203 its reverse (302311213101), we get a palindrome (403623326304).

The spelling of 101312113203 in words is "one hundred one billion, three hundred twelve million, one hundred thirteen thousand, two hundred three".