201001320013212 has 18 divisors (see below), whose sum is σ = 508086670033488. Its totient is φ = 67000440004392.

The previous prime is 201001320013099. The next prime is 201001320013303. The reversal of 201001320013212 is 212310023100102.

201001320013212 is a `hidden beast` number, since 20 + 1 + 0 + 0 + 1 + 320 + 0 + 1 + 321 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2791685000148 + ... + 2791685000219.

Almost surely, 2^{201001320013212} is an apocalyptic number.

It is an amenable number.

201001320013212 is an abundant number, since it is smaller than the sum of its proper divisors (307085350020276).

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

201001320013212 is a wasteful number, since it uses less digits than its factorization.

201001320013212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5583370000377 (or 5583370000372 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 201001320013212 its reverse (212310023100102), we get a palindrome (413311343113314).

The spelling of 201001320013212 in words is "two hundred one trillion, one billion, three hundred twenty million, thirteen thousand, two hundred twelve".