211420302423 has 8 divisors (see below), whose sum is σ = 307520439936. Its totient is φ = 128133516600.

The previous prime is 211420302383. The next prime is 211420302491. The reversal of 211420302423 is 324203024112.

It is a happy number.

211420302423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 211420302423 - 2³² = 207125335127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211420302393 and 211420302402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211420302823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3203337883 + ... + 3203337948.

It is an arithmetic number, because the mean of its divisors is an integer number (38440054992).

Almost surely, 2^211420302423 is an apocalyptic number.

211420302423 is a deficient number, since it is larger than the sum of its proper divisors (96100137513).

211420302423 is a wasteful number, since it uses less digits than its factorization.

211420302423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6406675845.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 211420302423 its reverse (324203024112), we get a palindrome (535623326535).

The spelling of 211420302423 in words is "two hundred eleven billion, four hundred twenty million, three hundred two thousand, four hundred twenty-three".