1323100323111 has 16 divisors (see below), whose sum is σ = 2016219839744. Its totient is φ = 756032215104.

The previous prime is 1323100323049. The next prime is 1323100323113. The reversal of 1323100323111 is 1113230013231.

It is a happy number.

It is not a de Polignac number, because 1323100323111 - 2¹³ = 1323100314919 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323100323113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389461 + ... + 1672686.

It is an arithmetic number, because the mean of its divisors is an integer number (126013739984).

Almost surely, 2^{1323100323111} is an apocalyptic number.

1323100323111 is a deficient number, since it is larger than the sum of its proper divisors (693119516633).

1323100323111 is a wasteful number, since it uses less digits than its factorization.

1323100323111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2092710.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1323100323111 its reverse (1113230013231), we get a palindrome (2436330336342).

The spelling of 1323100323111 in words is "one trillion, three hundred twenty-three billion, one hundred million, three hundred twenty-three thousand, one hundred eleven".