1120122211100 has 72 divisors (see below), whose sum is σ = 2545004296800. Its totient is φ = 427105550080.

The previous prime is 1120122211067. The next prime is 1120122211129. The reversal of 1120122211100 is 11122210211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157175 + ... + 1504974.

It is an arithmetic number, because the mean of its divisors is an integer number (35347281900).

Almost surely, 2^{1120122211100} is an apocalyptic number.

1120122211100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120122211100 is an abundant number, since it is smaller than the sum of its proper divisors (1424882085700).

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

1120122211100 is a wasteful number, since it uses less digits than its factorization.

1120122211100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662479 (or 1662472 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1120122211100 its reverse (11122210211), we get a palindrome (1131244421311).

The spelling of 1120122211100 in words is "one trillion, one hundred twenty billion, one hundred twenty-two million, two hundred eleven thousand, one hundred".