1122001100120 has 64 divisors (see below), whose sum is σ = 2719170432000. Its totient is φ = 415291459968.

The previous prime is 1122001100119. The next prime is 1122001100123. The reversal of 1122001100120 is 210011002211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122001100123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17133800 + ... + 17199159.

It is an arithmetic number, because the mean of its divisors is an integer number (42487038000).

Almost surely, 2^{1122001100120} is an apocalyptic number.

1122001100120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122001100120 is an abundant number, since it is smaller than the sum of its proper divisors (1597169331880).

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

1122001100120 is a wasteful number, since it uses less digits than its factorization.

1122001100120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34333032 (or 34333028 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1122001100120 its reverse (210011002211), we get a palindrome (1332012102331).

The spelling of 1122001100120 in words is "one trillion, one hundred twenty-two billion, one million, one hundred thousand, one hundred twenty".