22010021212201 has 16 divisors (see below), whose sum is σ = 24267218753088. Its totient is φ = 19795841272000.

The previous prime is 22010021212199. The next prime is 22010021212217. The reversal of 22010021212201 is 10221212001022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22010021212201 - 2¹ = 22010021212199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22010021212901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6126730 + ... + 9030883.

It is an arithmetic number, because the mean of its divisors is an integer number (1516701172068).

Almost surely, 2^{22010021212201} is an apocalyptic number.

It is an amenable number.

22010021212201 is a deficient number, since it is larger than the sum of its proper divisors (2257197540887).

22010021212201 is a wasteful number, since it uses less digits than its factorization.

22010021212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15159032.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22010021212201 its reverse (10221212001022), we get a palindrome (32231233213223).

It can be divided in two parts, 22010021 and 212201, that added together give a palindrome (22222222).

The spelling of 22010021212201 in words is "twenty-two trillion, ten billion, twenty-one million, two hundred twelve thousand, two hundred one".