1100013231132 has 36 divisors (see below), whose sum is σ = 2805195993600. Its totient is φ = 363426198912.

The previous prime is 1100013231131. The next prime is 1100013231179. The reversal of 1100013231132 is 2311323100011.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100013231131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135199132 + ... + 135207267.

Almost surely, 2^{1100013231132} is an apocalyptic number.

1100013231132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1100013231132 is an abundant number, since it is smaller than the sum of its proper divisors (1705182762468).

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

1100013231132 is a wasteful number, since it uses less digits than its factorization.

1100013231132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270406522 (or 270406517 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1100013231132 its reverse (2311323100011), we get a palindrome (3411336331143).

The spelling of 1100013231132 in words is "one trillion, one hundred billion, thirteen million, two hundred thirty-one thousand, one hundred thirty-two".