2101447732 has 12 divisors (see below), whose sum is σ = 3685479616. Its totient is φ = 1048453560.

The previous prime is 2101447723. The next prime is 2101447753. The reversal of 2101447732 is 2377441012.

It is a junction number, because it is equal to n+sod(n) for n = 2101447694 and 2101447703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 565494 + ... + 569197.

Almost surely, 2^2101447732 is an apocalyptic number.

It is an amenable number.

2101447732 is a deficient number, since it is larger than the sum of its proper divisors (1584031884).

2101447732 is a wasteful number, since it uses less digits than its factorization.

2101447732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135158 (or 1135156 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 2101447732 is about 45841.5502791954. The cubic root of 2101447732 is about 1280.8733728552.

Adding to 2101447732 its reverse (2377441012), we get a palindrome (4478888744).

The spelling of 2101447732 in words is "two billion, one hundred one million, four hundred forty-seven thousand, seven hundred thirty-two".