201000100011012 has 24 divisors (see below), whose sum is σ = 521111370399200. Its totient is φ = 67000033336968.

The previous prime is 201000100010987. The next prime is 201000100011019. The reversal of 201000100011012 is 210110001000102.

It is a happy number.

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 = 201000100010985 and 201000100011003.

It is not an unprimeable number, because it can be changed into a prime (201000100011019) 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, 930556018462 + ... + 930556018677.

Almost surely, 2^{201000100011012} is an apocalyptic number.

It is an amenable number.

201000100011012 is an abundant number, since it is smaller than the sum of its proper divisors (320111270388188).

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

201000100011012 is a wasteful number, since it uses less digits than its factorization.

201000100011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1861112037152 (or 1861112037144 counting only the distinct ones).

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

Adding to 201000100011012 its reverse (210110001000102), we get a palindrome (411110101011114).

The spelling of 201000100011012 in words is "two hundred one trillion, one hundred million, eleven thousand, twelve".