1323001312210 has 16 divisors (see below), whose sum is σ = 2382795840600. Its totient is φ = 528890862976.

The previous prime is 1323001312141. The next prime is 1323001312219. The reversal of 1323001312210 is 122131003231.

It can be written as a sum of positive squares in 4 ways, for example, as 1163328344929 + 159672967281 = 1078577^2 + 399591^2 .

It is not an unprimeable number, because it can be changed into a prime (1323001312219) 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, 38689795 + ... + 38723974.

Almost surely, 2^{1323001312210} is an apocalyptic number.

1323001312210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1323001312210 is a deficient number, since it is larger than the sum of its proper divisors (1059794528390).

1323001312210 is a wasteful number, since it uses less digits than its factorization.

1323001312210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77415485.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1323001312210 its reverse (122131003231), we get a palindrome (1445132315441).

The spelling of 1323001312210 in words is "one trillion, three hundred twenty-three billion, one million, three hundred twelve thousand, two hundred ten".