1323434221110 has 192 divisors, whose sum is σ = 3836232990720. Its totient is φ = 314580464640.

The previous prime is 1323434221037. The next prime is 1323434221139. The reversal of 1323434221110 is 111224343231.

1323434221110 is a `hidden beast` number, since 1 + 3 + 2 + 3 + 434 + 2 + 211 + 10 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 178573305 + ... + 178580715.

It is an arithmetic number, because the mean of its divisors is an integer number (19980380160).

Almost surely, 2^{1323434221110} is an apocalyptic number.

1323434221110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1323434221110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1918116495360).

1323434221110 is an abundant number, since it is smaller than the sum of its proper divisors (2512798769610).

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

1323434221110 is a wasteful number, since it uses less digits than its factorization.

1323434221110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13603 (or 13600 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1323434221110 its reverse (111224343231), we get a palindrome (1434658564341).

The spelling of 1323434221110 in words is "one trillion, three hundred twenty-three billion, four hundred thirty-four million, two hundred twenty-one thousand, one hundred ten".