1101231313012 has 24 divisors (see below), whose sum is σ = 1928797516800. Its totient is φ = 550146505536.

The previous prime is 1101231312977. The next prime is 1101231313019. The reversal of 1101231313012 is 2103131321011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101231313019) 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, 24915789 + ... + 24959947.

It is an arithmetic number, because the mean of its divisors is an integer number (80366563200).

Almost surely, 2^{1101231313012} is an apocalyptic number.

It is an amenable number.

1101231313012 is a deficient number, since it is larger than the sum of its proper divisors (827566203788).

1101231313012 is a wasteful number, since it uses less digits than its factorization.

1101231313012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49335 (or 49333 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1101231313012 its reverse (2103131321011), we get a palindrome (3204362634023).

The spelling of 1101231313012 in words is "one trillion, one hundred one billion, two hundred thirty-one million, three hundred thirteen thousand, twelve".