13203123032242 has 32 divisors (see below), whose sum is σ = 23267336158080. Its totient is φ = 5539701861120.

The previous prime is 13203123032179. The next prime is 13203123032273. The reversal of 13203123032242 is 24223032130231.

It is a self number, because there is not a number n which added to its sum of digits gives 13203123032242.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26737434 + ... + 27226762.

It is an arithmetic number, because the mean of its divisors is an integer number (727104254940).

Almost surely, 2^{13203123032242} is an apocalyptic number.

13203123032242 is a deficient number, since it is larger than the sum of its proper divisors (10064213125838).

13203123032242 is a wasteful number, since it uses less digits than its factorization.

13203123032242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583698.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 13203123032242 its reverse (24223032130231), we get a palindrome (37426155162473).

The spelling of 13203123032242 in words is "thirteen trillion, two hundred three billion, one hundred twenty-three million, thirty-two thousand, two hundred forty-two".