201222001223012 has 96 divisors (see below), whose sum is σ = 469457631449856. Its totient is φ = 73055964672000.

The previous prime is 201222001223011. The next prime is 201222001223051. The reversal of 201222001223012 is 210322100222102.

201222001223012 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 not an unprimeable number, because it can be changed into a prime (201222001223011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 189721073 + ... + 190778744.

It is an arithmetic number, because the mean of its divisors is an integer number (4890183660936).

Almost surely, 2^{201222001223012} is an apocalyptic number.

201222001223012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

201222001223012 is an abundant number, since it is smaller than the sum of its proper divisors (268235630226844).

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

201222001223012 is a wasteful number, since it uses less digits than its factorization.

201222001223012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380499957 (or 380499955 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 201222001223012 its reverse (210322100222102), we get a palindrome (411544101445114).

The spelling of 201222001223012 in words is "two hundred one trillion, two hundred twenty-two billion, one million, two hundred twenty-three thousand, twelve".