201001210012012 has 24 divisors (see below), whose sum is σ = 361004927715936. Its totient is φ = 97884627255168.

The previous prime is 201001210011991. The next prime is 201001210012013. The reversal of 201001210012012 is 210210012100102.

201001210012012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 201001210011983 and 201001210012001.

It is not an unprimeable number, because it can be changed into a prime (201001210012013) 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, 3460258968 + ... + 3460317055.

It is an arithmetic number, because the mean of its divisors is an integer number (15041871988164).

Almost surely, 2^{201001210012012} is an apocalyptic number.

It is an amenable number.

201001210012012 is a deficient number, since it is larger than the sum of its proper divisors (160003717703924).

201001210012012 is a wasteful number, since it uses less digits than its factorization.

201001210012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6920576217 (or 6920576215 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201001210012012 its reverse (210210012100102), we get a palindrome (411211222112114).

The spelling of 201001210012012 in words is "two hundred one trillion, one billion, two hundred ten million, twelve thousand, twelve".