21132433423112 has 64 divisors (see below), whose sum is σ = 43415585591040. Its totient is φ = 9563476608000.

The previous prime is 21132433423111. The next prime is 21132433423141.

21132433423112 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×21132433423112² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21132433423111) by changing a digit.

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, 20280593 + ... + 21297119.

It is an arithmetic number, because the mean of its divisors is an integer number (678368524860).

Almost surely, 2^{21132433423112} is an apocalyptic number.

21132433423112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21132433423112 is an abundant number, since it is smaller than the sum of its proper divisors (22283152167928).

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

21132433423112 is a wasteful number, since it uses less digits than its factorization.

21132433423112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017582 (or 1017578 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

It can be divided in two parts, 2113243 and 3423112, that added together give a palindrome (5536355).

The spelling of 21132433423112 in words is "twenty-one trillion, one hundred thirty-two billion, four hundred thirty-three million, four hundred twenty-three thousand, one hundred twelve".