201100102012 has 24 divisors (see below), whose sum is σ = 355922970480. Its totient is φ = 99408101760.

The previous prime is 201100102009. The next prime is 201100102051. The reversal of 201100102012 is 210201001102.

It is a self number, because there is not a number n which added to its sum of digits gives 201100102012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3338263 + ... + 3397969.

It is an arithmetic number, because the mean of its divisors is an integer number (14830123770).

Almost surely, 2^201100102012 is an apocalyptic number.

It is an amenable number.

201100102012 is a deficient number, since it is larger than the sum of its proper divisors (154822868468).

201100102012 is a wasteful number, since it uses less digits than its factorization.

201100102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69261 (or 69259 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 201100102012 its reverse (210201001102), we get a palindrome (411301103114).

The spelling of 201100102012 in words is "two hundred one billion, one hundred million, one hundred two thousand, twelve".