12331100234 has 4 divisors (see below), whose sum is σ = 18496650354. Its totient is φ = 6165550116.

The previous prime is 12331100219. The next prime is 12331100251. The reversal of 12331100234 is 43200113321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43200113321 = 97 ⋅445361993.

It can be written as a sum of positive squares in only one way, i.e., 9548221225 + 2782879009 = 97715^2 + 52753^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3082775057 + ... + 3082775060.

Almost surely, 2^12331100234 is an apocalyptic number.

12331100234 is a deficient number, since it is larger than the sum of its proper divisors (6165550120).

12331100234 is an equidigital number, since it uses as much as digits as its factorization.

12331100234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6165550119.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12331100234 its reverse (43200113321), we get a palindrome (55531213555).

The spelling of 12331100234 in words is "twelve billion, three hundred thirty-one million, one hundred thousand, two hundred thirty-four".