1100100133220 has 24 divisors (see below), whose sum is σ = 2520229396608. Its totient is φ = 400036412000.

The previous prime is 1100100133207. The next prime is 1100100133243. The reversal of 1100100133220 is 223310010011.

It is a super-2 number, since 2×1100100133220² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1100100133195 and 1100100133204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2500227356 + ... + 2500227795.

It is an arithmetic number, because the mean of its divisors is an integer number (105009558192).

Almost surely, 2^{1100100133220} is an apocalyptic number.

1100100133220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100100133220 is an abundant number, since it is smaller than the sum of its proper divisors (1420129263388).

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

1100100133220 is a wasteful number, since it uses less digits than its factorization.

1100100133220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000455171 (or 5000455169 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1100100133220 its reverse (223310010011), we get a palindrome (1323410143231).

The spelling of 1100100133220 in words is "one trillion, one hundred billion, one hundred million, one hundred thirty-three thousand, two hundred twenty".