201044021112 has 80 divisors (see below), whose sum is σ = 614301197400. Its totient is φ = 60922428480.

The previous prime is 201044021107. The next prime is 201044021117. The reversal of 201044021112 is 211120440102.

201044021112 is a `hidden beast` number, since 2 + 0 + 1 + 0 + 440 + 211 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (201044021107) and next prime (201044021117).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201044021117) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14095287 + ... + 14109542.

Almost surely, 2^201044021112 is an apocalyptic number.

201044021112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

201044021112 is an abundant number, since it is smaller than the sum of its proper divisors (413257176288).

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

201044021112 is a wasteful number, since it uses less digits than its factorization.

201044021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28204858 (or 28204845 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 201044021112 its reverse (211120440102), we get a palindrome (412164461214).

The spelling of 201044021112 in words is "two hundred one billion, forty-four million, twenty-one thousand, one hundred twelve".