21302401432002 has 64 divisors (see below), whose sum is σ = 44538904166400. Its totient is φ = 6784292960640.

The previous prime is 21302401431901. The next prime is 21302401432063. The reversal of 21302401432002 is 20023410420312.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 260733574 + ... + 260815262.

It is an arithmetic number, because the mean of its divisors is an integer number (695920377600).

Almost surely, 2^{21302401432002} is an apocalyptic number.

21302401432002 is an abundant number, since it is smaller than the sum of its proper divisors (23236502734398).

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

21302401432002 is a wasteful number, since it uses less digits than its factorization.

21302401432002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99551.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 21302401432002 its reverse (20023410420312), we get a palindrome (41325811852314).

The spelling of 21302401432002 in words is "twenty-one trillion, three hundred two billion, four hundred one million, four hundred thirty-two thousand, two".