1100132505420 has 96 divisors (see below), whose sum is σ = 3364045655040. Its totient is φ = 266987723520.

The previous prime is 1100132505419. The next prime is 1100132505487. The reversal of 1100132505420 is 245052310011.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9877200 + ... + 9987959.

It is an arithmetic number, because the mean of its divisors is an integer number (35042142240).

Almost surely, 2^{1100132505420} is an apocalyptic number.

1100132505420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100132505420 is an abundant number, since it is smaller than the sum of its proper divisors (2263913149620).

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

1100132505420 is a wasteful number, since it uses less digits than its factorization.

1100132505420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19865255 (or 19865253 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 1100132505420 its reverse (245052310011), we get a palindrome (1345184815431).

The spelling of 1100132505420 in words is "one trillion, one hundred billion, one hundred thirty-two million, five hundred five thousand, four hundred twenty".