20212432112223 has 32 divisors (see below), whose sum is σ = 33119315902400. Its totient is φ = 12102246246528.

The previous prime is 20212432112153. The next prime is 20212432112233. The reversal of 20212432112223 is 32221123421202.

20212432112223 is a `hidden beast` number, since 2 + 0 + 2 + 1 + 2 + 432 + 1 + 1 + 2 + 223 = 666.

It is not a de Polignac number, because 20212432112223 - 2⁸ = 20212432111967 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20212432112233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 778166428 + ... + 778192401.

It is an arithmetic number, because the mean of its divisors is an integer number (1034978621950).

Almost surely, 2^{20212432112223} is an apocalyptic number.

20212432112223 is a deficient number, since it is larger than the sum of its proper divisors (12906883790177).

20212432112223 is a wasteful number, since it uses less digits than its factorization.

20212432112223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556358888 (or 1556358882 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 20212432112223 its reverse (32221123421202), we get a palindrome (52433555533425).

The spelling of 20212432112223 in words is "twenty trillion, two hundred twelve billion, four hundred thirty-two million, one hundred twelve thousand, two hundred twenty-three".