22421300233212 has 48 divisors (see below), whose sum is σ = 58157150526720. Its totient is φ = 7470185564016.

The previous prime is 22421300233141. The next prime is 22421300233247. The reversal of 22421300233212 is 21233200312422.

22421300233212 is a `hidden beast` number, since 2 + 2 + 4 + 21 + 300 + 2 + 332 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 49512178 + ... + 49962969.

It is an arithmetic number, because the mean of its divisors is an integer number (1211607302640).

Almost surely, 2^{22421300233212} is an apocalyptic number.

It is an amenable number.

22421300233212 is an abundant number, since it is smaller than the sum of its proper divisors (35735850293508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22421300233212 is a wasteful number, since it uses less digits than its factorization.

22421300233212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99477247 (or 99477239 counting only the distinct ones).

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

Adding to 22421300233212 its reverse (21233200312422), we get a palindrome (43654500545634).

The spelling of 22421300233212 in words is "twenty-two trillion, four hundred twenty-one billion, three hundred million, two hundred thirty-three thousand, two hundred twelve".