1320213232310 has 32 divisors (see below), whose sum is σ = 2771293089600. Its totient is φ = 452644535616.

The previous prime is 1320213232309. The next prime is 1320213232427. The reversal of 1320213232310 is 132323120231.

It is a super-2 number, since 2×1320213232310² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192447479 + ... + 192454338.

It is an arithmetic number, because the mean of its divisors is an integer number (86602909050).

Almost surely, 2^{1320213232310} is an apocalyptic number.

1320213232310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1320213232310 is an abundant number, since it is smaller than the sum of its proper divisors (1451079857290).

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

1320213232310 is an equidigital number, since it uses as much as digits as its factorization.

1320213232310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384901845 (or 384901831 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1320213232310 its reverse (132323120231), we get a palindrome (1452536352541).

The spelling of 1320213232310 in words is "one trillion, three hundred twenty billion, two hundred thirteen million, two hundred thirty-two thousand, three hundred ten".