10001001012522 has 32 divisors (see below), whose sum is σ = 21540738363648. Its totient is φ = 3077213823936.

The previous prime is 10001001012521. The next prime is 10001001012523. The reversal of 10001001012522 is 22521010010001.

It is an interprime number because it is at equal distance from previous prime (10001001012521) and next prime (10001001012523).

It is not an unprimeable number, because it can be changed into a prime (10001001012521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25336908 + ... + 25728600.

It is an arithmetic number, because the mean of its divisors is an integer number (673148073864).

Almost surely, 2^{10001001012522} is an apocalyptic number.

10001001012522 is an abundant number, since it is smaller than the sum of its proper divisors (11539737351126).

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

10001001012522 is a wasteful number, since it uses less digits than its factorization.

10001001012522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719054.

The product of its (nonzero) digits is 40, while the sum is 15.

Adding to 10001001012522 its reverse (22521010010001), we get a palindrome (32522011022523).

The spelling of 10001001012522 in words is "ten trillion, one billion, one million, twelve thousand, five hundred twenty-two".