201000212112006 has 96 divisors (see below), whose sum is σ = 450228405549312. Its totient is φ = 64772408151360.

The previous prime is 201000212111911. The next prime is 201000212112013. The reversal of 201000212112006 is 600211212000102.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 201000212112006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 115844541 + ... + 117566823.

It is an arithmetic number, because the mean of its divisors is an integer number (4689879224472).

Almost surely, 2^{201000212112006} is an apocalyptic number.

201000212112006 is an abundant number, since it is smaller than the sum of its proper divisors (249228193437306).

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

201000212112006 is a wasteful number, since it uses less digits than its factorization.

201000212112006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1724138 (or 1724135 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 201000212112006 its reverse (600211212000102), we get a palindrome (801211424112108).

The spelling of 201000212112006 in words is "two hundred one trillion, two hundred twelve million, one hundred twelve thousand, six".