212112013203 has 8 divisors (see below), whose sum is σ = 314240019600. Its totient is φ = 141408008784.

The previous prime is 212112013147. The next prime is 212112013213. The reversal of 212112013203 is 302310211212.

It is not a de Polignac number, because 212112013203 - 2¹⁴ = 212111996819 is a prime.

It is a super-2 number, since 2×212112013203² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212112013213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3928000218 + ... + 3928000271.

It is an arithmetic number, because the mean of its divisors is an integer number (39280002450).

Almost surely, 2^212112013203 is an apocalyptic number.

212112013203 is a deficient number, since it is larger than the sum of its proper divisors (102128006397).

212112013203 is an equidigital number, since it uses as much as digits as its factorization.

212112013203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7856000498 (or 7856000492 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 212112013203 its reverse (302310211212), we get a palindrome (514422224415).

The spelling of 212112013203 in words is "two hundred twelve billion, one hundred twelve million, thirteen thousand, two hundred three".