1100201122120 has 32 divisors (see below), whose sum is σ = 2478181881600. Its totient is φ = 439595229888.

The previous prime is 1100201122081. The next prime is 1100201122243. The reversal of 1100201122120 is 212211020011.

It is a super-2 number, since 2×1100201122120² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1100201122120.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15126360 + ... + 15198919.

It is an arithmetic number, because the mean of its divisors is an integer number (77443183800).

Almost surely, 2^{1100201122120} is an apocalyptic number.

1100201122120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100201122120 is an abundant number, since it is smaller than the sum of its proper divisors (1377980759480).

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

1100201122120 is a wasteful number, since it uses less digits than its factorization.

1100201122120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30326197 (or 30326193 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1100201122120 its reverse (212211020011), we get a palindrome (1312412142131).

The spelling of 1100201122120 in words is "one trillion, one hundred billion, two hundred one million, one hundred twenty-two thousand, one hundred twenty".