21101022230201 has 8 divisors (see below), whose sum is σ = 22228648883520. Its totient is φ = 19975100230512.

The previous prime is 21101022230089. The next prime is 21101022230221. The reversal of 21101022230201 is 10203222010112.

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 21101022230201 - 2³⁴ = 21083842361017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 21101022230201.

It is not an unprimeable number, because it can be changed into a prime (21101022230221) 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, 426137990 + ... + 426187503.

It is an arithmetic number, because the mean of its divisors is an integer number (2778581110440).

Almost surely, 2^{21101022230201} is an apocalyptic number.

It is an amenable number.

21101022230201 is a deficient number, since it is larger than the sum of its proper divisors (1127626653319).

21101022230201 is a wasteful number, since it uses less digits than its factorization.

21101022230201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852326815.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 21101022230201 its reverse (10203222010112), we get a palindrome (31304244240313).

The spelling of 21101022230201 in words is "twenty-one trillion, one hundred one billion, twenty-two million, two hundred thirty thousand, two hundred one".