1323120103100 has 36 divisors (see below), whose sum is σ = 3040063017264. Its totient is φ = 498115802880.

The previous prime is 1323120103051. The next prime is 1323120103127. The reversal of 1323120103100 is 13010213231.

It is a super-2 number, since 2×1323120103100² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 389151272 + ... + 389154671.

It is an arithmetic number, because the mean of its divisors is an integer number (84446194924).

Almost surely, 2^{1323120103100} is an apocalyptic number.

1323120103100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323120103100 is an abundant number, since it is smaller than the sum of its proper divisors (1716942914164).

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

1323120103100 is a wasteful number, since it uses less digits than its factorization.

1323120103100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778305974 (or 778305967 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1323120103100 its reverse (13010213231), we get a palindrome (1336130316331).

The spelling of 1323120103100 in words is "one trillion, three hundred twenty-three billion, one hundred twenty million, one hundred three thousand, one hundred".