10001001332 has 36 divisors (see below), whose sum is σ = 21556787364. Its totient is φ = 4034016000.

The previous prime is 10001001299. The next prime is 10001001341. The reversal of 10001001332 is 23310010001.

It can be written as a sum of positive squares in 2 ways, for example, as 3439353316 + 6561648016 = 58646^2 + 81004^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1497419 + ... + 1504082.

It is an arithmetic number, because the mean of its divisors is an integer number (598799649).

Almost surely, 2^10001001332 is an apocalyptic number.

It is an amenable number.

10001001332 is an abundant number, since it is smaller than the sum of its proper divisors (11555786032).

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

10001001332 is a wasteful number, since it uses less digits than its factorization.

10001001332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3001536 (or 3001527 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 10001001332 its reverse (23310010001), we get a palindrome (33311011333).

The spelling of 10001001332 in words is "ten billion, one million, one thousand, three hundred thirty-two".