201022231112312 has 8 divisors (see below), whose sum is σ = 376916683335600. Its totient is φ = 100511115556152.

The previous prime is 201022231112237. The next prime is 201022231112317. The reversal of 201022231112312 is 213211132220102.

201022231112312 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201022231112317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12563889444512 + ... + 12563889444527.

It is an arithmetic number, because the mean of its divisors is an integer number (47114585416950).

Almost surely, 2^{201022231112312} is an apocalyptic number.

It is an amenable number.

201022231112312 is a deficient number, since it is larger than the sum of its proper divisors (175894452223288).

201022231112312 is a wasteful number, since it uses less digits than its factorization.

201022231112312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25127778889045 (or 25127778889041 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 201022231112312 its reverse (213211132220102), we get a palindrome (414233363332414).

The spelling of 201022231112312 in words is "two hundred one trillion, twenty-two billion, two hundred thirty-one million, one hundred twelve thousand, three hundred twelve".