1323113211222 has 16 divisors (see below), whose sum is σ = 2886792460992. Its totient is φ = 400943397320.

The previous prime is 1323113211191. The next prime is 1323113211229. The reversal of 1323113211222 is 2221123113231.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1323113211192 and 1323113211201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323113211229) 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, 10023584868 + ... + 10023584999.

It is an arithmetic number, because the mean of its divisors is an integer number (180424528812).

Almost surely, 2^{1323113211222} is an apocalyptic number.

1323113211222 is an abundant number, since it is smaller than the sum of its proper divisors (1563679249770).

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

1323113211222 is a wasteful number, since it uses less digits than its factorization.

1323113211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20047169883.

The product of its digits is 864, while the sum is 24.

Adding to 1323113211222 its reverse (2221123113231), we get a palindrome (3544236324453).

The spelling of 1323113211222 in words is "one trillion, three hundred twenty-three billion, one hundred thirteen million, two hundred eleven thousand, two hundred twenty-two".