321051145054421 has 8 divisors (see below), whose sum is σ = 322216926018624. Its totient is φ = 319886625078720.

The previous prime is 321051145054399. The next prime is 321051145054483. The reversal of 321051145054421 is 124450541150123.

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

It is a cyclic number.

It is not a de Polignac number, because 321051145054421 - 2³⁴ = 321033965185237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321051145054621) 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, 314736995 + ... + 315755408.

It is an arithmetic number, because the mean of its divisors is an integer number (40277115752328).

Almost surely, 2^{321051145054421} is an apocalyptic number.

It is an amenable number.

321051145054421 is a deficient number, since it is larger than the sum of its proper divisors (1165780964203).

321051145054421 is a wasteful number, since it uses less digits than its factorization.

321051145054421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630494251.

The product of its (nonzero) digits is 96000, while the sum is 38.

The spelling of 321051145054421 in words is "three hundred twenty-one trillion, fifty-one billion, one hundred forty-five million, fifty-four thousand, four hundred twenty-one".