212030120223 has 6 divisors (see below), whose sum is σ = 306265729224. Its totient is φ = 141353413476.

The previous prime is 212030120213. The next prime is 212030120321. The reversal of 212030120223 is 322021030212.

212030120223 is a `hidden beast` number, since 2 + 120 + 301 + 20 + 223 = 666.

It is not a de Polignac number, because 212030120223 - 2²¹ = 212028023071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212030120196 and 212030120205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212030120213) 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 5 ways as a sum of consecutive naturals, for example, 11779451115 + ... + 11779451132.

It is an arithmetic number, because the mean of its divisors is an integer number (51044288204).

Almost surely, 2^212030120223 is an apocalyptic number.

212030120223 is a deficient number, since it is larger than the sum of its proper divisors (94235609001).

212030120223 is a wasteful number, since it uses less digits than its factorization.

212030120223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23558902253 (or 23558902250 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 212030120223 its reverse (322021030212), we get a palindrome (534051150435).

The spelling of 212030120223 in words is "two hundred twelve billion, thirty million, one hundred twenty thousand, two hundred twenty-three".