3101322022221 has 4 divisors (see below), whose sum is σ = 4135096029632. Its totient is φ = 2067548014812.

The previous prime is 3101322022171. The next prime is 3101322022241. The reversal of 3101322022221 is 1222202231013.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3101322022221 - 2⁹ = 3101322021709 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 (3101322022241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 516887003701 + ... + 516887003706.

It is an arithmetic number, because the mean of its divisors is an integer number (1033774007408).

Almost surely, 2^{3101322022221} is an apocalyptic number.

It is an amenable number.

3101322022221 is a deficient number, since it is larger than the sum of its proper divisors (1033774007411).

3101322022221 is a wasteful number, since it uses less digits than its factorization.

3101322022221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033774007410.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 3101322022221 its reverse (1222202231013), we get a palindrome (4323524253234).

The spelling of 3101322022221 in words is "three trillion, one hundred one billion, three hundred twenty-two million, twenty-two thousand, two hundred twenty-one".