1201100110012 has 12 divisors (see below), whose sum is σ = 2293009301016. Its totient is φ = 545954595440.

The previous prime is 1201100109991. The next prime is 1201100110027. The reversal of 1201100110012 is 2100110011021.

It is a congruent number.

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, 13648864843 + ... + 13648864930.

It is an arithmetic number, because the mean of its divisors is an integer number (191084108418).

Almost surely, 2^{1201100110012} is an apocalyptic number.

It is an amenable number.

1201100110012 is a deficient number, since it is larger than the sum of its proper divisors (1091909191004).

1201100110012 is a wasteful number, since it uses less digits than its factorization.

1201100110012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27297729788 (or 27297729786 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1201100110012 its reverse (2100110011021), we get a palindrome (3301210121033).

The spelling of 1201100110012 in words is "one trillion, two hundred one billion, one hundred million, one hundred ten thousand, twelve".