100412234321 has 4 divisors (see below), whose sum is σ = 114756839232. Its totient is φ = 86067629412.

The previous prime is 100412234311. The next prime is 100412234333. The reversal of 100412234321 is 123432214001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100412234321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100412234311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7172302445 + ... + 7172302458.

It is an arithmetic number, because the mean of its divisors is an integer number (28689209808).

Almost surely, 2^100412234321 is an apocalyptic number.

It is an amenable number.

100412234321 is a deficient number, since it is larger than the sum of its proper divisors (14344604911).

100412234321 is an equidigital number, since it uses as much as digits as its factorization.

100412234321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14344604910.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 100412234321 its reverse (123432214001), we get a palindrome (223844448322).

The spelling of 100412234321 in words is "one hundred billion, four hundred twelve million, two hundred thirty-four thousand, three hundred twenty-one".