1323212031300 has 36 divisors (see below), whose sum is σ = 3828493478096. Its totient is φ = 352856541600.

The previous prime is 1323212031299. The next prime is 1323212031313. The reversal of 1323212031300 is 31302123231.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2205353086 + ... + 2205353685.

Almost surely, 2^{1323212031300} is an apocalyptic number.

1323212031300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323212031300 is an abundant number, since it is smaller than the sum of its proper divisors (2505281446796).

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

1323212031300 is a wasteful number, since it uses less digits than its factorization.

1323212031300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4410706788 (or 4410706781 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1323212031300 its reverse (31302123231), we get a palindrome (1354514154531).

The spelling of 1323212031300 in words is "one trillion, three hundred twenty-three billion, two hundred twelve million, thirty-one thousand, three hundred".