1100020122120 has 32 divisors (see below), whose sum is σ = 3300060366720. Its totient is φ = 293338699200.

The previous prime is 1100020122073. The next prime is 1100020122163. The reversal of 1100020122120 is 212210200011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1100020122096 and 1100020122105.

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, 4583417056 + ... + 4583417295.

It is an arithmetic number, because the mean of its divisors is an integer number (103126886460).

Almost surely, 2^{1100020122120} is an apocalyptic number.

1100020122120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100020122120 is an abundant number, since it is smaller than the sum of its proper divisors (2200040244600).

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

1100020122120 is a wasteful number, since it uses less digits than its factorization.

1100020122120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9166834365 (or 9166834361 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1100020122120 its reverse (212210200011), we get a palindrome (1312230322131).

The spelling of 1100020122120 in words is "one trillion, one hundred billion, twenty million, one hundred twenty-two thousand, one hundred twenty".