201001012201012 has 6 divisors (see below), whose sum is σ = 351751771351778. Its totient is φ = 100500506100504.

The previous prime is 201001012201009. The next prime is 201001012201019. The reversal of 201001012201012 is 210102210100102.

201001012201012 is digitally balanced in base 3, 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., 198687461687716 + 2313550513296 = 14095654^2 + 1521036^2 .

It is a junction number, because it is equal to n+sod(n) for n = 201001012200983 and 201001012201001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201001012201019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25125126525123 + ... + 25125126525130.

Almost surely, 2^{201001012201012} is an apocalyptic number.

It is an amenable number.

201001012201012 is a deficient number, since it is larger than the sum of its proper divisors (150750759150766).

201001012201012 is a wasteful number, since it uses less digits than its factorization.

201001012201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50250253050257 (or 50250253050255 counting only the distinct ones).

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

Adding to 201001012201012 its reverse (210102210100102), we get a palindrome (411103222301114).

The spelling of 201001012201012 in words is "two hundred one trillion, one billion, twelve million, two hundred one thousand, twelve".