21032020330001 has 2 divisors, whose sum is σ = 21032020330002. Its totient is φ = 21032020330000.

The previous prime is 21032020329977. The next prime is 21032020330031. The reversal of 21032020330001 is 10003302023012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17939079057025 + 3092941272976 = 4235455^2 + 1758676^2 .

It is a cyclic number.

It is not a de Polignac number, because 21032020330001 - 2¹⁴ = 21032020313617 is a prime.

It is not a weakly prime, because it can be changed into another prime (21032020330031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10516010165000 + 10516010165001.

It is an arithmetic number, because the mean of its divisors is an integer number (10516010165001).

Almost surely, 2^{21032020330001} is an apocalyptic number.

It is an amenable number.

21032020330001 is a deficient number, since it is larger than the sum of its proper divisors (1).

21032020330001 is an equidigital number, since it uses as much as digits as its factorization.

21032020330001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 21032020330001 its reverse (10003302023012), we get a palindrome (31035322353013).

The spelling of 21032020330001 in words is "twenty-one trillion, thirty-two billion, twenty million, three hundred thirty thousand, one".