10001121132 has 24 divisors (see below), whose sum is σ = 23347714096. Its totient is φ = 3332026368.

The previous prime is 10001121113. The next prime is 10001121133. The reversal of 10001121132 is 23112110001.

It is a super-2 number, since 2×10001121132² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (10001121133) 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 7 ways as a sum of consecutive naturals, for example, 185173 + ... + 233004.

Almost surely, 2^10001121132 is an apocalyptic number.

10001121132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10001121132 is an abundant number, since it is smaller than the sum of its proper divisors (13346592964).

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

10001121132 is a wasteful number, since it uses less digits than its factorization.

10001121132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420177 (or 420175 counting only the distinct ones).

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

Adding to 10001121132 its reverse (23112110001), we get a palindrome (33113231133).

The spelling of 10001121132 in words is "ten billion, one million, one hundred twenty-one thousand, one hundred thirty-two".