1321441002330 has 16 divisors (see below), whose sum is σ = 3171458405664. Its totient is φ = 352384267280.

The previous prime is 1321441002319. The next prime is 1321441002331. The reversal of 1321441002330 is 332001441231.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1321441002330.

It is not an unprimeable number, because it can be changed into a prime (1321441002331) 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, 22024016676 + ... + 22024016735.

It is an arithmetic number, because the mean of its divisors is an integer number (198216150354).

Almost surely, 2^{1321441002330} is an apocalyptic number.

1321441002330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1321441002330 is an abundant number, since it is smaller than the sum of its proper divisors (1850017403334).

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

1321441002330 is a wasteful number, since it uses less digits than its factorization.

1321441002330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44048033421.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1321441002330 its reverse (332001441231), we get a palindrome (1653442443561).

The spelling of 1321441002330 in words is "one trillion, three hundred twenty-one billion, four hundred forty-one million, two thousand, three hundred thirty".