213112101310003 has 32 divisors (see below), whose sum is σ = 262175094720000. Its totient is φ = 172678046153760.

The previous prime is 213112101309973. The next prime is 213112101310039. The reversal of 213112101310003 is 300013101211312.

It is not a de Polignac number, because 213112101310003 - 2³³ = 213103511375411 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (213112101310103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32463073 + ... + 38471746.

It is an arithmetic number, because the mean of its divisors is an integer number (8192971710000).

Almost surely, 2^{213112101310003} is an apocalyptic number.

213112101310003 is a deficient number, since it is larger than the sum of its proper divisors (49062993409997).

213112101310003 is an equidigital number, since it uses as much as digits as its factorization.

213112101310003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70935320 (or 70935306 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 213112101310003 its reverse (300013101211312), we get a palindrome (513125202521315).

The spelling of 213112101310003 in words is "two hundred thirteen trillion, one hundred twelve billion, one hundred one million, three hundred ten thousand, three".