12103321434 has 8 divisors (see below), whose sum is σ = 24206642880. Its totient is φ = 4034440476.

The previous prime is 12103321421. The next prime is 12103321453. The reversal of 12103321434 is 43412330121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

12103321434 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1008610114 + ... + 1008610125.

It is an arithmetic number, because the mean of its divisors is an integer number (3025830360).

Almost surely, 2^12103321434 is an apocalyptic number.

12103321434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12103321434 is a wasteful number, since it uses less digits than its factorization.

12103321434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2017220244.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 12103321434 its reverse (43412330121), we get a palindrome (55515651555).

The spelling of 12103321434 in words is "twelve billion, one hundred three million, three hundred twenty-one thousand, four hundred thirty-four".