3134220221 has 16 divisors (see below), whose sum is σ = 3603969600. Its totient is φ = 2695680000.

The previous prime is 3134220197. The next prime is 3134220223. The reversal of 3134220221 is 1220224313.

It is a cyclic number.

It is not a de Polignac number, because 3134220221 - 2⁶ = 3134220157 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3134220193 and 3134220202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3134220223) 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 15 ways as a sum of consecutive naturals, for example, 150971 + ... + 170471.

It is an arithmetic number, because the mean of its divisors is an integer number (225248100).

Almost surely, 2^3134220221 is an apocalyptic number.

It is an amenable number.

3134220221 is a deficient number, since it is larger than the sum of its proper divisors (469749379).

3134220221 is a wasteful number, since it uses less digits than its factorization.

3134220221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20300.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 3134220221 is about 55984.1068607868. The cubic root of 3134220221 is about 1463.4453287409.

Adding to 3134220221 its reverse (1220224313), we get a palindrome (4354444534).

The spelling of 3134220221 in words is "three billion, one hundred thirty-four million, two hundred twenty thousand, two hundred twenty-one".