212030111203 has 16 divisors (see below), whose sum is σ = 224518694400. Its totient is φ = 199677411360.

The previous prime is 212030111197. The next prime is 212030111213. The reversal of 212030111203 is 302111030212.

It is a de Polignac number, because none of the positive numbers 2^k-212030111203 is a prime.

It is a super-2 number, since 2×212030111203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212030111213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2552025 + ... + 2633797.

It is an arithmetic number, because the mean of its divisors is an integer number (14032418400).

Almost surely, 2^212030111203 is an apocalyptic number.

212030111203 is a deficient number, since it is larger than the sum of its proper divisors (12488583197).

212030111203 is a wasteful number, since it uses less digits than its factorization.

212030111203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82602.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 212030111203 its reverse (302111030212), we get a palindrome (514141141415).

The spelling of 212030111203 in words is "two hundred twelve billion, thirty million, one hundred eleven thousand, two hundred three".