321101010121 has 8 divisors (see below), whose sum is σ = 340015394304. Its totient is φ = 302189524800.

The previous prime is 321101010107. The next prime is 321101010227. The reversal of 321101010121 is 121010101123.

It is a happy number.

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

It is not a de Polignac number, because 321101010121 - 2⁷ = 321101009993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321101010421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494565 + ... + 941698.

It is an arithmetic number, because the mean of its divisors is an integer number (42501924288).

Almost surely, 2^321101010121 is an apocalyptic number.

It is an amenable number.

321101010121 is a deficient number, since it is larger than the sum of its proper divisors (18914384183).

321101010121 is a wasteful number, since it uses less digits than its factorization.

321101010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1449431.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 321101010121 its reverse (121010101123), we get a palindrome (442111111244).

The spelling of 321101010121 in words is "three hundred twenty-one billion, one hundred one million, ten thousand, one hundred twenty-one".