10001012132 has 6 divisors (see below), whose sum is σ = 17501771238. Its totient is φ = 5000506064.

The previous prime is 10001012117. The next prime is 10001012137. The reversal of 10001012132 is 23121010001.

It can be written as a sum of positive squares in only one way, i.e., 9940887616 + 60124516 = 99704^2 + 7754^2 .

It is a super-2 number, since 2×10001012132² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10001012137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250126513 + ... + 1250126520.

It is an arithmetic number, because the mean of its divisors is an integer number (2916961873).

Almost surely, 2^10001012132 is an apocalyptic number.

It is an amenable number.

10001012132 is a deficient number, since it is larger than the sum of its proper divisors (7500759106).

10001012132 is a wasteful number, since it uses less digits than its factorization.

10001012132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500253037 (or 2500253035 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10001012132 its reverse (23121010001), we get a palindrome (33122022133).

The spelling of 10001012132 in words is "ten billion, one million, twelve thousand, one hundred thirty-two".