201044420032 has 112 divisors (see below), whose sum is σ = 434062022400. Its totient is φ = 92151521280.

The previous prime is 201044419987. The next prime is 201044420041. The reversal of 201044420032 is 230024440102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201044419985 and 201044420012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3016444 + ... + 3082372.

Almost surely, 2^201044420032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201044420032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217031011200).

201044420032 is an abundant number, since it is smaller than the sum of its proper divisors (233017602368).

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

201044420032 is a wasteful number, since it uses less digits than its factorization.

201044420032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66054 (or 66044 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 201044420032 its reverse (230024440102), we get a palindrome (431068860134).

The spelling of 201044420032 in words is "two hundred one billion, forty-four million, four hundred twenty thousand, thirty-two".