3142221322 has 4 divisors (see below), whose sum is σ = 4713331986. Its totient is φ = 1571110660.

The previous prime is 3142221307. The next prime is 3142221323. The reversal of 3142221322 is 2231222413.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2231222413 = 7 ⋅318746059.

It can be written as a sum of positive squares in only one way, i.e., 2939699961 + 202521361 = 54219^2 + 14231^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3142221293 and 3142221302.

It is not an unprimeable number, because it can be changed into a prime (3142221323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 785555329 + ... + 785555332.

Almost surely, 2^3142221322 is an apocalyptic number.

3142221322 is a deficient number, since it is larger than the sum of its proper divisors (1571110664).

3142221322 is a wasteful number, since it uses less digits than its factorization.

3142221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571110663.

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

The square root of 3142221322 is about 56055.5199958042. The cubic root of 3142221322 is about 1464.6895748755.

Adding to 3142221322 its reverse (2231222413), we get a palindrome (5373443735).

The spelling of 3142221322 in words is "three billion, one hundred forty-two million, two hundred twenty-one thousand, three hundred twenty-two".