13212223304342 has 16 divisors (see below), whose sum is σ = 20018060153520. Its totient is φ = 6539645105568.

The previous prime is 13212223304303. The next prime is 13212223304387. The reversal of 13212223304342 is 24340332221231.

It is a junction number, because it is equal to n+sod(n) for n = 13212223304299 and 13212223304308.

It is a congruent number.

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, 26885648 + ... + 27372659.

It is an arithmetic number, because the mean of its divisors is an integer number (1251128759595).

Almost surely, 2^{13212223304342} is an apocalyptic number.

13212223304342 is a deficient number, since it is larger than the sum of its proper divisors (6805836849178).

13212223304342 is a wasteful number, since it uses less digits than its factorization.

13212223304342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54259535.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 13212223304342 its reverse (24340332221231), we get a palindrome (37552555525573).

The spelling of 13212223304342 in words is "thirteen trillion, two hundred twelve billion, two hundred twenty-three million, three hundred four thousand, three hundred forty-two".