1100420223636 has 36 divisors (see below), whose sum is σ = 2594390936928. Its totient is φ = 363025191168.

The previous prime is 1100420223583. The next prime is 1100420223697. The reversal of 1100420223636 is 6363220240011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4760176 + ... + 4985991.

Almost surely, 2^{1100420223636} is an apocalyptic number.

It is an amenable number.

1100420223636 is an abundant number, since it is smaller than the sum of its proper divisors (1493970713292).

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

1100420223636 is an equidigital number, since it uses as much as digits as its factorization.

1100420223636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9746368 (or 9746269 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 1100420223636 its reverse (6363220240011), we get a palindrome (7463640463647).

The spelling of 1100420223636 in words is "one trillion, one hundred billion, four hundred twenty million, two hundred twenty-three thousand, six hundred thirty-six".