13245433421242 has 16 divisors (see below), whose sum is σ = 22949307104832. Its totient is φ = 5666495581120.

The previous prime is 13245433421203. The next prime is 13245433421251. The reversal of 13245433421242 is 24212433454231.

It is a junction number, because it is equal to n+sod(n) for n = 13245433421195 and 13245433421204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17707798318 + ... + 17707799065.

It is an arithmetic number, because the mean of its divisors is an integer number (1434331694052).

Almost surely, 2^{13245433421242} is an apocalyptic number.

13245433421242 is a deficient number, since it is larger than the sum of its proper divisors (9703873683590).

13245433421242 is a wasteful number, since it uses less digits than its factorization.

13245433421242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35415597413.

The product of its digits is 552960, while the sum is 40.

Adding to 13245433421242 its reverse (24212433454231), we get a palindrome (37457866875473).

The spelling of 13245433421242 in words is "thirteen trillion, two hundred forty-five billion, four hundred thirty-three million, four hundred twenty-one thousand, two hundred forty-two".