1101331301312 has 112 divisors (see below), whose sum is σ = 2395434111840. Its totient is φ = 498237849600.

The previous prime is 1101331301311. The next prime is 1101331301353. The reversal of 1101331301312 is 2131031331011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101331301311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132734348 + ... + 132742644.

It is an arithmetic number, because the mean of its divisors is an integer number (21387804570).

Almost surely, 2^{1101331301312} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1101331301312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1197717055920).

1101331301312 is an abundant number, since it is smaller than the sum of its proper divisors (1294102810528).

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

1101331301312 is a wasteful number, since it uses less digits than its factorization.

1101331301312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9190 (or 9180 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 1101331301312 its reverse (2131031331011), we get a palindrome (3232362632323).

The spelling of 1101331301312 in words is "one trillion, one hundred one billion, three hundred thirty-one million, three hundred one thousand, three hundred twelve".