21432302302004 has 96 divisors (see below), whose sum is σ = 41334006067200. Its totient is φ = 9642891315200.

The previous prime is 21432302301973. The next prime is 21432302302007. The reversal of 21432302302004 is 40020320323412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21432302302007) 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, 7785070292 + ... + 7785073044.

It is an arithmetic number, because the mean of its divisors is an integer number (430562563200).

Almost surely, 2^{21432302302004} is an apocalyptic number.

It is an amenable number.

21432302302004 is a deficient number, since it is larger than the sum of its proper divisors (19901703765196).

21432302302004 is a wasteful number, since it uses less digits than its factorization.

21432302302004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5861 (or 5859 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 21432302302004 its reverse (40020320323412), we get a palindrome (61452622625416).

The spelling of 21432302302004 in words is "twenty-one trillion, four hundred thirty-two billion, three hundred two million, three hundred two thousand, four".