201000010212221 has 8 divisors (see below), whose sum is σ = 220744367532000. Its totient is φ = 181500924412240.

The previous prime is 201000010212151. The next prime is 201000010212227. The reversal of 201000010212221 is 122212010000102.

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 201000010212221 - 2¹⁰ = 201000010211197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201000010212196 and 201000010212205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201000010212227) 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, 61317878231 + ... + 61317881508.

It is an arithmetic number, because the mean of its divisors is an integer number (27593045941500).

Almost surely, 2^{201000010212221} is an apocalyptic number.

It is an amenable number.

201000010212221 is a deficient number, since it is larger than the sum of its proper divisors (19744357319779).

201000010212221 is a wasteful number, since it uses less digits than its factorization.

201000010212221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122635759899.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201000010212221 its reverse (122212010000102), we get a palindrome (323212020212323).

It can be divided in two parts, 2010000102 and 12221, that multiplied together give a palindrome (24564211246542).

The spelling of 201000010212221 in words is "two hundred one trillion, ten million, two hundred twelve thousand, two hundred twenty-one".