21011022000201 has 8 divisors (see below), whose sum is σ = 28032064076160. Its totient is φ = 13998663962192.

The previous prime is 21011022000139. The next prime is 21011022000253. The reversal of 21011022000201 is 10200022011012.

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 21011022000201 - 2²⁷ = 21010887782473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21011022005201) 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, 2171003841 + ... + 2171013518.

It is an arithmetic number, because the mean of its divisors is an integer number (3504008009520).

Almost surely, 2^{21011022000201} is an apocalyptic number.

It is an amenable number.

21011022000201 is a deficient number, since it is larger than the sum of its proper divisors (7021042075959).

21011022000201 is a wasteful number, since it uses less digits than its factorization.

21011022000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4342018975.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 21011022000201 its reverse (10200022011012), we get a palindrome (31211044011213).

The spelling of 21011022000201 in words is "twenty-one trillion, eleven billion, twenty-two million, two hundred one", and thus it is an aban number.