321412100124403 has 4 divisors (see below), whose sum is σ = 338328526446760. Its totient is φ = 304495673802048.

The previous prime is 321412100124383. The next prime is 321412100124457. The reversal of 321412100124403 is 304421001214123.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321412100124403 is a prime.

It is a super-2 number, since 2×321412100124403² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321412100124463) 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, 8458213161150 + ... + 8458213161187.

It is an arithmetic number, because the mean of its divisors is an integer number (84582131611690).

Almost surely, 2^{321412100124403} is an apocalyptic number.

321412100124403 is a deficient number, since it is larger than the sum of its proper divisors (16916426322357).

321412100124403 is a wasteful number, since it uses less digits than its factorization.

321412100124403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16916426322356.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 321412100124403 its reverse (304421001214123), we get a palindrome (625833101338526).

The spelling of 321412100124403 in words is "three hundred twenty-one trillion, four hundred twelve billion, one hundred million, one hundred twenty-four thousand, four hundred three".