3312210102221 has 2 divisors, whose sum is σ = 3312210102222. Its totient is φ = 3312210102220.

The previous prime is 3312210102197. The next prime is 3312210102319. The reversal of 3312210102221 is 1222010122133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3309175744996 + 3034357225 = 1819114^2 + 55085^2 .

It is a cyclic number.

It is not a de Polignac number, because 3312210102221 - 2¹⁰ = 3312210101197 is a prime.

It is a super-2 number, since 2×3312210102221² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3312210102193 and 3312210102202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3312210102121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1656105051110 + 1656105051111.

It is an arithmetic number, because the mean of its divisors is an integer number (1656105051111).

Almost surely, 2^{3312210102221} is an apocalyptic number.

It is an amenable number.

3312210102221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3312210102221 is an equidigital number, since it uses as much as digits as its factorization.

3312210102221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 3312210102221 its reverse (1222010122133), we get a palindrome (4534220224354).

The spelling of 3312210102221 in words is "three trillion, three hundred twelve billion, two hundred ten million, one hundred two thousand, two hundred twenty-one".