2101422632 has 32 divisors (see below), whose sum is σ = 4182558120. Its totient is φ = 986388480.

The previous prime is 2101422619. The next prime is 2101422641. The reversal of 2101422632 is 2362241012.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1532409316 + 569013316 = 39146^2 + 23854^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2101422598 and 2101422607.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34532 + ... + 73452.

Almost surely, 2^2101422632 is an apocalyptic number.

It is an amenable number.

2101422632 is a deficient number, since it is larger than the sum of its proper divisors (2081135488).

2101422632 is a wasteful number, since it uses less digits than its factorization.

2101422632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39341 (or 39337 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2101422632 is about 45841.2765092771. The cubic root of 2101422632 is about 1280.8682731884.

Adding to 2101422632 its reverse (2362241012), we get a palindrome (4463663644).

The spelling of 2101422632 in words is "two billion, one hundred one million, four hundred twenty-two thousand, six hundred thirty-two".