1321113132330 has 32 divisors (see below), whose sum is σ = 3179503497600. Its totient is φ = 351315504192.

The previous prime is 1321113132293. The next prime is 1321113132347. The reversal of 1321113132330 is 332313111231.

It is a self number, because there is not a number n which added to its sum of digits gives 1321113132330.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61322245 + ... + 61343784.

It is an arithmetic number, because the mean of its divisors is an integer number (99359484300).

Almost surely, 2^{1321113132330} is an apocalyptic number.

1321113132330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1321113132330 is an abundant number, since it is smaller than the sum of its proper divisors (1858390365270).

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

1321113132330 is a wasteful number, since it uses less digits than its factorization.

1321113132330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122666398.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1321113132330 its reverse (332313111231), we get a palindrome (1653426243561).

The spelling of 1321113132330 in words is "one trillion, three hundred twenty-one billion, one hundred thirteen million, one hundred thirty-two thousand, three hundred thirty".