201222223030212 has 24 divisors (see below), whose sum is σ = 482208210145536. Its totient is φ = 65261261523168.

The previous prime is 201222223030193. The next prime is 201222223030243. The reversal of 201222223030212 is 212030322222102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226601602068 + ... + 226601602955.

It is an arithmetic number, because the mean of its divisors is an integer number (20092008756064).

Almost surely, 2^{201222223030212} is an apocalyptic number.

It is an amenable number.

201222223030212 is an abundant number, since it is smaller than the sum of its proper divisors (280985987115324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201222223030212 is a wasteful number, since it uses less digits than its factorization.

201222223030212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453203205067 (or 453203205065 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 201222223030212 its reverse (212030322222102), we get a palindrome (413252545252314).

The spelling of 201222223030212 in words is "two hundred one trillion, two hundred twenty-two billion, two hundred twenty-three million, thirty thousand, two hundred twelve".