1321132323110 has 16 divisors (see below), whose sum is σ = 2378859096096. Its totient is φ = 528270503808.

The previous prime is 1321132323109. The next prime is 1321132323113. The reversal of 1321132323110 is 113232311231.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321132323113) 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, 22772762 + ... + 22830701.

It is an arithmetic number, because the mean of its divisors is an integer number (148678693506).

Almost surely, 2^{1321132323110} is an apocalyptic number.

1321132323110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1321132323110 is a deficient number, since it is larger than the sum of its proper divisors (1057726772986).

1321132323110 is a wasteful number, since it uses less digits than its factorization.

1321132323110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45606367.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1321132323110 its reverse (113232311231), we get a palindrome (1434364634341).

The spelling of 1321132323110 in words is "one trillion, three hundred twenty-one billion, one hundred thirty-two million, three hundred twenty-three thousand, one hundred ten".