23334212421 has 24 divisors (see below), whose sum is σ = 36376144896. Its totient is φ = 14328468000.

The previous prime is 23334212413. The next prime is 23334212431. The reversal of 23334212421 is 12421243332.

23334212421 is a `hidden beast` number, since 23 + 3 + 3 + 4 + 212 + 421 = 666.

It is not a de Polignac number, because 23334212421 - 2³ = 23334212413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23334212411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 161205 + ... + 269546.

It is an arithmetic number, because the mean of its divisors is an integer number (1515672704).

Almost surely, 2^23334212421 is an apocalyptic number.

It is an amenable number.

23334212421 is a deficient number, since it is larger than the sum of its proper divisors (13041932475).

23334212421 is a wasteful number, since it uses less digits than its factorization.

23334212421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431233 (or 431230 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

Adding to 23334212421 its reverse (12421243332), we get a palindrome (35755455753).

The spelling of 23334212421 in words is "twenty-three billion, three hundred thirty-four million, two hundred twelve thousand, four hundred twenty-one".