321441010101421 has 8 divisors (see below), whose sum is σ = 373383468408704. Its totient is φ = 271004130295920.

The previous prime is 321441010101401. The next prime is 321441010101427. The reversal of 321441010101421 is 124101010144123.

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

It is not a de Polignac number, because 321441010101421 - 2³³ = 321432420166829 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 (321441010101427) 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, 376394624985 + ... + 376394625838.

It is an arithmetic number, because the mean of its divisors is an integer number (46672933551088).

Almost surely, 2^{321441010101421} is an apocalyptic number.

It is an amenable number.

321441010101421 is a deficient number, since it is larger than the sum of its proper divisors (51942458307283).

321441010101421 is an equidigital number, since it uses as much as digits as its factorization.

321441010101421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752789250891.

The product of its (nonzero) digits is 768, while the sum is 25.

Adding to 321441010101421 its reverse (124101010144123), we get a palindrome (445542020245544).

The spelling of 321441010101421 in words is "three hundred twenty-one trillion, four hundred forty-one billion, ten million, one hundred one thousand, four hundred twenty-one".