3102434221 has 2 divisors, whose sum is σ = 3102434222. Its totient is φ = 3102434220.

The previous prime is 3102434183. The next prime is 3102434311. The reversal of 3102434221 is 1224342013.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3092916996 + 9517225 = 55614^2 + 3085^2 .

It is a cyclic number.

It is not a de Polignac number, because 3102434221 - 2¹⁹ = 3101909933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3102434192 and 3102434201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3102434921) 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 as a sum of consecutive naturals, namely, 1551217110 + 1551217111.

It is an arithmetic number, because the mean of its divisors is an integer number (1551217111).

Almost surely, 2^3102434221 is an apocalyptic number.

It is an amenable number.

3102434221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3102434221 is an equidigital number, since it uses as much as digits as its factorization.

3102434221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 3102434221 is about 55699.4992885933. The cubic root of 3102434221 is about 1458.4812851153.

Adding to 3102434221 its reverse (1224342013), we get a palindrome (4326776234).

The spelling of 3102434221 in words is "three billion, one hundred two million, four hundred thirty-four thousand, two hundred twenty-one".