321255450103 has 8 divisors (see below), whose sum is σ = 376103941920. Its totient is φ = 268645672320.

The previous prime is 321255450073. The next prime is 321255450149. The reversal of 321255450103 is 301054552123.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321255450103 is a prime.

It is a super-2 number, since 2×321255450103² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321255456103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 559678198 + ... + 559678771.

It is an arithmetic number, because the mean of its divisors is an integer number (47012992740).

Almost surely, 2^321255450103 is an apocalyptic number.

321255450103 is a deficient number, since it is larger than the sum of its proper divisors (54848491817).

321255450103 is a wasteful number, since it uses less digits than its factorization.

321255450103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119357017.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 321255450103 in words is "three hundred twenty-one billion, two hundred fifty-five million, four hundred fifty thousand, one hundred three".