3231322142 has 4 divisors (see below), whose sum is σ = 4846983216. Its totient is φ = 1615661070.

The previous prime is 3231322121. The next prime is 3231322181. The reversal of 3231322142 is 2412231323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2412231323 = 857 ⋅2814739.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 807830534 + ... + 807830537.

It is an arithmetic number, because the mean of its divisors is an integer number (1211745804).

Almost surely, 2^3231322142 is an apocalyptic number.

3231322142 is a deficient number, since it is larger than the sum of its proper divisors (1615661074).

3231322142 is a wasteful number, since it uses less digits than its factorization.

3231322142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615661073.

The product of its digits is 1728, while the sum is 23.

The square root of 3231322142 is about 56844.7195612750. The cubic root of 3231322142 is about 1478.4049869738.

Adding to 3231322142 its reverse (2412231323), we get a palindrome (5643553465).

The spelling of 3231322142 in words is "three billion, two hundred thirty-one million, three hundred twenty-two thousand, one hundred forty-two".