10020440132 has 12 divisors (see below), whose sum is σ = 17537454060. Its totient is φ = 5009738976.

The previous prime is 10020440117. The next prime is 10020440137. The reversal of 10020440132 is 23104402001.

It can be written as a sum of positive squares in 2 ways, for example, as 7180189696 + 2840250436 = 84736^2 + 53294^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10020440132.

It is not an unprimeable number, because it can be changed into a prime (10020440137) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 71183 + ... + 158454.

It is an arithmetic number, because the mean of its divisors is an integer number (1461454505).

Almost surely, 2^10020440132 is an apocalyptic number.

It is an amenable number.

10020440132 is a deficient number, since it is larger than the sum of its proper divisors (7517013928).

10020440132 is a wasteful number, since it uses less digits than its factorization.

10020440132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240550 (or 240548 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 10020440132 its reverse (23104402001), we get a palindrome (33124842133).

The spelling of 10020440132 in words is "ten billion, twenty million, four hundred forty thousand, one hundred thirty-two".