11001123132 has 12 divisors (see below), whose sum is σ = 25669287336. Its totient is φ = 3667041040.

The previous prime is 11001123127. The next prime is 11001123137. The reversal of 11001123132 is 23132110011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11001123127) and next prime (11001123137).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×11001123132³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001123137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458380119 + ... + 458380142.

It is an arithmetic number, because the mean of its divisors is an integer number (2139107278).

Almost surely, 2^11001123132 is an apocalyptic number.

11001123132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11001123132 is an abundant number, since it is smaller than the sum of its proper divisors (14668164204).

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

11001123132 is a wasteful number, since it uses less digits than its factorization.

11001123132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916760268 (or 916760266 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11001123132 its reverse (23132110011), we get a palindrome (34133233143).

It can be divided in two parts, 110011 and 23132, that multiplied together give a palindrome (2544774452).

The spelling of 11001123132 in words is "eleven billion, one million, one hundred twenty-three thousand, one hundred thirty-two".