21220002210201 has 8 divisors (see below), whose sum is σ = 28352403790080. Its totient is φ = 14117134385232.

The previous prime is 21220002210161. The next prime is 21220002210223. The reversal of 21220002210201 is 10201220002212.

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

It is not a de Polignac number, because 21220002210201 - 2³⁴ = 21202822341017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21220002210241) 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, 7383437050 + ... + 7383439923.

It is an arithmetic number, because the mean of its divisors is an integer number (3544050473760).

Almost surely, 2^{21220002210201} is an apocalyptic number.

It is an amenable number.

21220002210201 is a deficient number, since it is larger than the sum of its proper divisors (7132401579879).

21220002210201 is a wasteful number, since it uses less digits than its factorization.

21220002210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14766877455.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 21220002210201 its reverse (10201220002212), we get a palindrome (31421222212413).

The spelling of 21220002210201 in words is "twenty-one trillion, two hundred twenty billion, two million, two hundred ten thousand, two hundred one".