201020022011212 has 24 divisors (see below), whose sum is σ = 352332453377520. Its totient is φ = 100353618536640.

The previous prime is 201020022011209. The next prime is 201020022011213. The reversal of 201020022011212 is 212110220020102.

It is a happy number.

201020022011212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (201020022011213) 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, 67449058 + ... + 70366294.

It is an arithmetic number, because the mean of its divisors is an integer number (14680518890730).

Almost surely, 2^{201020022011212} is an apocalyptic number.

It is an amenable number.

201020022011212 is a deficient number, since it is larger than the sum of its proper divisors (151312431366308).

201020022011212 is a wasteful number, since it uses less digits than its factorization.

201020022011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2944041 (or 2944039 counting only the distinct ones).

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

Adding to 201020022011212 its reverse (212110220020102), we get a palindrome (413130242031314).

The spelling of 201020022011212 in words is "two hundred one trillion, twenty billion, twenty-two million, eleven thousand, two hundred twelve".