3214220131 has 4 divisors (see below), whose sum is σ = 3222978592. Its totient is φ = 3205461672.

The previous prime is 3214220129. The next prime is 3214220173. The reversal of 3214220131 is 1310224123.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3214220131 - 2¹ = 3214220129 is a prime.

It is a super-2 number, since 2×3214220131² = 20662422101051314322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3214220099 and 3214220108.

It is not an unprimeable number, because it can be changed into a prime (3214220731) 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, 4378680 + ... + 4379413.

It is an arithmetic number, because the mean of its divisors is an integer number (805744648).

Almost surely, 2^3214220131 is an apocalyptic number.

3214220131 is a deficient number, since it is larger than the sum of its proper divisors (8758461).

3214220131 is an equidigital number, since it uses as much as digits as its factorization.

3214220131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8758460.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 3214220131 is about 56694.0925582199. The cubic root of 3214220131 is about 1475.7921828712.

Adding to 3214220131 its reverse (1310224123), we get a palindrome (4524444254).

The spelling of 3214220131 in words is "three billion, two hundred fourteen million, two hundred twenty thousand, one hundred thirty-one".