1101001321312 has 12 divisors (see below), whose sum is σ = 2167596351396. Its totient is φ = 550500660640.

The previous prime is 1101001321219. The next prime is 1101001321331. The reversal of 1101001321312 is 2131231001011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17203145614 + ... + 17203145677.

It is an arithmetic number, because the mean of its divisors is an integer number (180633029283).

Almost surely, 2^{1101001321312} is an apocalyptic number.

It is an amenable number.

1101001321312 is a deficient number, since it is larger than the sum of its proper divisors (1066595030084).

1101001321312 is an equidigital number, since it uses as much as digits as its factorization.

1101001321312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34406291301 (or 34406291293 counting only the distinct ones).

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

Adding to 1101001321312 its reverse (2131231001011), we get a palindrome (3232232322323).

The spelling of 1101001321312 in words is "one trillion, one hundred one billion, one million, three hundred twenty-one thousand, three hundred twelve".