1323321540442 has 8 divisors (see below), whose sum is σ = 2165435248032. Its totient is φ = 601509791100.

The previous prime is 1323321540421. The next prime is 1323321540487. The reversal of 1323321540442 is 2440451233231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1323321540398 and 1323321540407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30075489534 + ... + 30075489577.

It is an arithmetic number, because the mean of its divisors is an integer number (270679406004).

Almost surely, 2^{1323321540442} is an apocalyptic number.

1323321540442 is a deficient number, since it is larger than the sum of its proper divisors (842113707590).

1323321540442 is a wasteful number, since it uses less digits than its factorization.

1323321540442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60150979124.

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 1323321540442 its reverse (2440451233231), we get a palindrome (3763772773673).

The spelling of 1323321540442 in words is "one trillion, three hundred twenty-three billion, three hundred twenty-one million, five hundred forty thousand, four hundred forty-two".