13203234431234 has 32 divisors (see below), whose sum is σ = 20259647864640. Its totient is φ = 6451055246272.

The previous prime is 13203234431227. The next prime is 13203234431267. The reversal of 13203234431234 is 43213443230231.

It is a super-2 number, since 2×13203234431234² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13203234431194 and 13203234431203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38910197 + ... + 39248055.

It is an arithmetic number, because the mean of its divisors is an integer number (633113995770).

Almost surely, 2^{13203234431234} is an apocalyptic number.

13203234431234 is a deficient number, since it is larger than the sum of its proper divisors (7056413433406).

13203234431234 is a wasteful number, since it uses less digits than its factorization.

13203234431234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339394.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 13203234431234 its reverse (43213443230231), we get a palindrome (56416677661465).

The spelling of 13203234431234 in words is "thirteen trillion, two hundred three billion, two hundred thirty-four million, four hundred thirty-one thousand, two hundred thirty-four".