1323022203342 has 128 divisors (see below), whose sum is σ = 3423476121600. Its totient is φ = 370930386528.

The previous prime is 1323022203341. The next prime is 1323022203427. The reversal of 1323022203342 is 2433022203231.

1323022203342 is a `hidden beast` number, since 1 + 3 + 2 + 302 + 2 + 20 + 334 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323022203341) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4731603 + ... + 5003409.

It is an arithmetic number, because the mean of its divisors is an integer number (26745907200).

Almost surely, 2^{1323022203342} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1323022203342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1711738060800).

1323022203342 is an abundant number, since it is smaller than the sum of its proper divisors (2100453918258).

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

1323022203342 is a wasteful number, since it uses less digits than its factorization.

1323022203342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272067 (or 272061 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 1323022203342 its reverse (2433022203231), we get a palindrome (3756044406573).

The spelling of 1323022203342 in words is "one trillion, three hundred twenty-three billion, twenty-two million, two hundred three thousand, three hundred forty-two".