1101112522120 has 64 divisors (see below), whose sum is σ = 2668227110640. Its totient is φ = 406542259200.

The previous prime is 1101112522073. The next prime is 1101112522121. The reversal of 1101112522120 is 212252111011.

It can be written as a sum of positive squares in 8 ways, for example, as 293813866116 + 807298656004 = 542046^2 + 898498^2 .

It is not an unprimeable number, because it can be changed into a prime (1101112522121) 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, 11674350 + ... + 11768290.

Almost surely, 2^{1101112522120} is an apocalyptic number.

1101112522120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101112522120 is an abundant number, since it is smaller than the sum of its proper divisors (1567114588520).

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

1101112522120 is a wasteful number, since it uses less digits than its factorization.

1101112522120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116506 (or 116502 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 19.

Adding to 1101112522120 its reverse (212252111011), we get a palindrome (1313364633131).

The spelling of 1101112522120 in words is "one trillion, one hundred one billion, one hundred twelve million, five hundred twenty-two thousand, one hundred twenty".