1320220323230 has 16 divisors (see below), whose sum is σ = 2501470086480. Its totient is φ = 500294017152.

The previous prime is 1320220323193. The next prime is 1320220323271. The reversal of 1320220323230 is 323230220231.

It is a junction number, because it is equal to n+sod(n) for n = 1320220323196 and 1320220323205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3474263819 + ... + 3474264198.

It is an arithmetic number, because the mean of its divisors is an integer number (156341880405).

Almost surely, 2^{1320220323230} is an apocalyptic number.

1320220323230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1320220323230 is a deficient number, since it is larger than the sum of its proper divisors (1181249763250).

1320220323230 is a wasteful number, since it uses less digits than its factorization.

1320220323230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6948528043.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 1320220323230 its reverse (323230220231), we get a palindrome (1643450543461).

The spelling of 1320220323230 in words is "one trillion, three hundred twenty billion, two hundred twenty million, three hundred twenty-three thousand, two hundred thirty".