12301223122 has 8 divisors (see below), whose sum is σ = 18621117900. Its totient is φ = 6094183824.

The previous prime is 12301223089. The next prime is 12301223131. The reversal of 12301223122 is 22132210321.

It can be written as a sum of positive squares in 2 ways, for example, as 11664216001 + 637007121 = 108001^2 + 25239^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 12301223122.

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, 28213597 + ... + 28214032.

Almost surely, 2^12301223122 is an apocalyptic number.

12301223122 is a deficient number, since it is larger than the sum of its proper divisors (6319894778).

12301223122 is a wasteful number, since it uses less digits than its factorization.

12301223122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56427740.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12301223122 its reverse (22132210321), we get a palindrome (34433433443).

The spelling of 12301223122 in words is "twelve billion, three hundred one million, two hundred twenty-three thousand, one hundred twenty-two".