1101310312012 has 24 divisors (see below), whose sum is σ = 2019433201632. Its totient is φ = 524528083200.

The previous prime is 1101310312001. The next prime is 1101310312087. The reversal of 1101310312012 is 2102130131011.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 24813439 + ... + 24857782.

It is an arithmetic number, because the mean of its divisors is an integer number (84143050068).

Almost surely, 2^{1101310312012} is an apocalyptic number.

It is an amenable number.

1101310312012 is a deficient number, since it is larger than the sum of its proper divisors (918122889620).

1101310312012 is a wasteful number, since it uses less digits than its factorization.

1101310312012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49671489 (or 49671487 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1101310312012 its reverse (2102130131011), we get a palindrome (3203440443023).

The spelling of 1101310312012 in words is "one trillion, one hundred one billion, three hundred ten million, three hundred twelve thousand, twelve".