21302202102001 has 8 divisors (see below), whose sum is σ = 22306930338240. Its totient is φ = 20304019327152.

The previous prime is 21302202101993. The next prime is 21302202102019. The reversal of 21302202102001 is 10020120220312.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21302202102001 - 2³ = 21302202101993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21302202102031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1636358686 + ... + 1636371703.

It is an arithmetic number, because the mean of its divisors is an integer number (2788366292280).

Almost surely, 2^{21302202102001} is an apocalyptic number.

It is an amenable number.

21302202102001 is a deficient number, since it is larger than the sum of its proper divisors (1004728236239).

21302202102001 is a wasteful number, since it uses less digits than its factorization.

21302202102001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3272730695.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 21302202102001 its reverse (10020120220312), we get a palindrome (31322322322313).

The spelling of 21302202102001 in words is "twenty-one trillion, three hundred two billion, two hundred two million, one hundred two thousand, one".