1323220232010 has 32 divisors (see below), whose sum is σ = 3215927658240. Its totient is φ = 348392161728.

The previous prime is 1323220231903. The next prime is 1323220232041. The reversal of 1323220232010 is 102320223231.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279158017 + ... + 279162756.

It is an arithmetic number, because the mean of its divisors is an integer number (100497739320).

Almost surely, 2^{1323220232010} is an apocalyptic number.

1323220232010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1323220232010 is an abundant number, since it is smaller than the sum of its proper divisors (1892707426230).

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

1323220232010 is a wasteful number, since it uses less digits than its factorization.

1323220232010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558320862.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1323220232010 its reverse (102320223231), we get a palindrome (1425540455241).

The spelling of 1323220232010 in words is "one trillion, three hundred twenty-three billion, two hundred twenty million, two hundred thirty-two thousand, ten".