201101220102012 has 24 divisors (see below), whose sum is σ = 471828645327312. Its totient is φ = 66663387878400.

The previous prime is 201101220101959. The next prime is 201101220102017. The reversal of 201101220102012 is 210201022101102.

It is a junction number, because it is equal to n+sod(n) for n = 201101220101982 and 201101220102000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201101220102017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46294017189 + ... + 46294021532.

It is an arithmetic number, because the mean of its divisors is an integer number (19659526888638).

Almost surely, 2^{201101220102012} is an apocalyptic number.

It is an amenable number.

201101220102012 is an abundant number, since it is smaller than the sum of its proper divisors (270727425225300).

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

201101220102012 is a wasteful number, since it uses less digits than its factorization.

201101220102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92588038909 (or 92588038907 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201101220102012 its reverse (210201022101102), we get a palindrome (411302242203114).

The spelling of 201101220102012 in words is "two hundred one trillion, one hundred one billion, two hundred twenty million, one hundred two thousand, twelve".