201000022012 has 24 divisors (see below), whose sum is σ = 352232931456. Its totient is φ = 100362140208.

The previous prime is 201000021997. The next prime is 201000022033. The reversal of 201000022012 is 210220000102.

It is a self number, because there is not a number n which added to its sum of digits gives 201000022012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9310743 + ... + 9332305.

It is an arithmetic number, because the mean of its divisors is an integer number (14676372144).

Almost surely, 2^201000022012 is an apocalyptic number.

It is an amenable number.

201000022012 is a deficient number, since it is larger than the sum of its proper divisors (151232909444).

201000022012 is a wasteful number, since it uses less digits than its factorization.

201000022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24657 (or 24655 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 201000022012 its reverse (210220000102), we get a palindrome (411220022114).

The spelling of 201000022012 in words is "two hundred one billion, twenty-two thousand, twelve".