201000012010011 has 48 divisors (see below), whose sum is σ = 309686035276800. Its totient is φ = 125331826055040.

The previous prime is 201000012009977. The next prime is 201000012010027. The reversal of 201000012010011 is 110010210000102.

It is a happy number.

It is not a de Polignac number, because 201000012010011 - 2²⁵ = 200999978455579 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 201000012009975 and 201000012010002.

It is not an unprimeable number, because it can be changed into a prime (201000012010081) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1146015 + ... + 20082663.

It is an arithmetic number, because the mean of its divisors is an integer number (6451792401600).

Almost surely, 2^{201000012010011} is an apocalyptic number.

201000012010011 is a deficient number, since it is larger than the sum of its proper divisors (108686023266789).

201000012010011 is a wasteful number, since it uses less digits than its factorization.

201000012010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18937816 (or 18937813 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 201000012010011 its reverse (110010210000102), we get a palindrome (311010222010113).

The spelling of 201000012010011 in words is "two hundred one trillion, twelve million, ten thousand, eleven".