101312002003 has 4 divisors (see below), whose sum is σ = 101321090488. Its totient is φ = 101302913520.

The previous prime is 101312001983. The next prime is 101312002009. The reversal of 101312002003 is 300200213101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101312002003 - 2⁹ = 101312001491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101312002009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4527501 + ... + 4549822.

It is an arithmetic number, because the mean of its divisors is an integer number (25330272622).

Almost surely, 2^101312002003 is an apocalyptic number.

101312002003 is a deficient number, since it is larger than the sum of its proper divisors (9088485).

101312002003 is an equidigital number, since it uses as much as digits as its factorization.

101312002003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9088484.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 101312002003 its reverse (300200213101), we get a palindrome (401512215104).

The spelling of 101312002003 in words is "one hundred one billion, three hundred twelve million, two thousand, three".