1101120112012 has 24 divisors (see below), whose sum is σ = 1954859477760. Its totient is φ = 542594856720.

The previous prime is 1101120111989. The next prime is 1101120112013. The reversal of 1101120112012 is 2102110211011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1101120111983 and 1101120112001.

It is not an unprimeable number, because it can be changed into a prime (1101120112013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19248 + ... + 1484119.

It is an arithmetic number, because the mean of its divisors is an integer number (81452478240).

Almost surely, 2^{1101120112012} is an apocalyptic number.

It is an amenable number.

1101120112012 is a deficient number, since it is larger than the sum of its proper divisors (853739365748).

1101120112012 is a wasteful number, since it uses less digits than its factorization.

1101120112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506021 (or 1506019 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1101120112012 its reverse (2102110211011), we get a palindrome (3203230323023).

The spelling of 1101120112012 in words is "one trillion, one hundred one billion, one hundred twenty million, one hundred twelve thousand, twelve".