1101103023012 has 12 divisors (see below), whose sum is σ = 2569240387056. Its totient is φ = 367034341000.

The previous prime is 1101103023001. The next prime is 1101103023079. The reversal of 1101103023012 is 2103203011011.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1101103022982 and 1101103023000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45879292614 + ... + 45879292637.

It is an arithmetic number, because the mean of its divisors is an integer number (214103365588).

Almost surely, 2^{1101103023012} is an apocalyptic number.

1101103023012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101103023012 is an abundant number, since it is smaller than the sum of its proper divisors (1468137364044).

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

1101103023012 is a wasteful number, since it uses less digits than its factorization.

1101103023012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91758585258 (or 91758585256 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1101103023012 its reverse (2103203011011), we get a palindrome (3204306034023).

The spelling of 1101103023012 in words is "one trillion, one hundred one billion, one hundred three million, twenty-three thousand, twelve".