321421101410401 has 16 divisors (see below), whose sum is σ = 322617168717184. Its totient is φ = 320227673889024.

The previous prime is 321421101410363. The next prime is 321421101410413. The reversal of 321421101410401 is 104014101124123.

It is a cyclic number.

It is not a de Polignac number, because 321421101410401 - 2¹⁹ = 321421100886113 is a prime.

It is a super-2 number, since 2×321421101410401² (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 (321421101419401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 709104031 + ... + 709557163.

It is an arithmetic number, because the mean of its divisors is an integer number (20163573044824).

Almost surely, 2^{321421101410401} is an apocalyptic number.

It is an amenable number.

321421101410401 is a deficient number, since it is larger than the sum of its proper divisors (1196067306783).

321421101410401 is a wasteful number, since it uses less digits than its factorization.

321421101410401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456040.

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

Adding to 321421101410401 its reverse (104014101124123), we get a palindrome (425435202534524).

The spelling of 321421101410401 in words is "three hundred twenty-one trillion, four hundred twenty-one billion, one hundred one million, four hundred ten thousand, four hundred one".