212024423423 has 8 divisors (see below), whose sum is σ = 213748881408. Its totient is φ = 210300824664.

The previous prime is 212024423389. The next prime is 212024423437. The reversal of 212024423423 is 324324420212.

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

It is a cyclic number.

It is not a de Polignac number, because 212024423423 - 2²⁰ = 212023374847 is a prime.

It is a super-2 number, since 2×212024423423² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212024423483) 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, 285440 + ... + 711002.

It is an arithmetic number, because the mean of its divisors is an integer number (26718610176).

Almost surely, 2^212024423423 is an apocalyptic number.

212024423423 is a deficient number, since it is larger than the sum of its proper divisors (1724457985).

212024423423 is a wasteful number, since it uses less digits than its factorization.

212024423423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429613.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 212024423423 its reverse (324324420212), we get a palindrome (536348843635).

The spelling of 212024423423 in words is "two hundred twelve billion, twenty-four million, four hundred twenty-three thousand, four hundred twenty-three".