1325205312242 has 16 divisors (see below), whose sum is σ = 2271867030720. Its totient is φ = 567923509968.

The previous prime is 1325205312241. The next prime is 1325205312251. The reversal of 1325205312242 is 2422135025231.

It is a junction number, because it is equal to n+sod(n) for n = 1325205312199 and 1325205312208.

It is not an unprimeable number, because it can be changed into a prime (1325205312241) 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, 1418333 + ... + 2159184.

It is an arithmetic number, because the mean of its divisors is an integer number (141991689420).

Almost surely, 2^{1325205312242} is an apocalyptic number.

1325205312242 is a deficient number, since it is larger than the sum of its proper divisors (946661718478).

1325205312242 is a wasteful number, since it uses less digits than its factorization.

1325205312242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3603985.

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 1325205312242 in words is "one trillion, three hundred twenty-five billion, two hundred five million, three hundred twelve thousand, two hundred forty-two".