201000222012212 has 18 divisors (see below), whose sum is σ = 409179023382402. Its totient is φ = 86142952290864.

The previous prime is 201000222012193. The next prime is 201000222012217. The reversal of 201000222012212 is 212210222000102.

It is a happy number.

201000222012212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 200964759849616 + 35462162596 = 14176204^2 + 188314^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201000222012217) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 512755668203 + ... + 512755668594.

It is an arithmetic number, because the mean of its divisors is an integer number (22732167965689).

Almost surely, 2^{201000222012212} is an apocalyptic number.

It is an amenable number.

201000222012212 is an abundant number, since it is smaller than the sum of its proper divisors (208178801370190).

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

201000222012212 is a wasteful number, since it uses less digits than its factorization.

201000222012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025511336815 (or 1025511336806 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 201000222012212 its reverse (212210222000102), we get a palindrome (413210444012314).

The spelling of 201000222012212 in words is "two hundred one trillion, two hundred twenty-two million, twelve thousand, two hundred twelve".