21433204140332 has 48 divisors (see below), whose sum is σ = 39176341327872. Its totient is φ = 10240858605120.

The previous prime is 21433204140287. The next prime is 21433204140379. The reversal of 21433204140332 is 23304140233412.

It is a super-2 number, since 2×21433204140332² (a number of 27 digits) contains 22 as substring.

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, 720646982 + ... + 720676722.

It is an arithmetic number, because the mean of its divisors is an integer number (816173777664).

Almost surely, 2^{21433204140332} is an apocalyptic number.

It is an amenable number.

21433204140332 is a deficient number, since it is larger than the sum of its proper divisors (17743137187540).

21433204140332 is a wasteful number, since it uses less digits than its factorization.

21433204140332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36998 (or 36996 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 21433204140332 its reverse (23304140233412), we get a palindrome (44737344373744).

The spelling of 21433204140332 in words is "twenty-one trillion, four hundred thirty-three billion, two hundred four million, one hundred forty thousand, three hundred thirty-two".