3231220442 has 8 divisors (see below), whose sum is σ = 4854924000. Its totient is φ = 1612912444.

The previous prime is 3231220439. The next prime is 3231220463. The reversal of 3231220442 is 2440221323.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1347392 + ... + 1349787.

It is an arithmetic number, because the mean of its divisors is an integer number (606865500).

Almost surely, 2^3231220442 is an apocalyptic number.

3231220442 is a deficient number, since it is larger than the sum of its proper divisors (1623703558).

3231220442 is a wasteful number, since it uses less digits than its factorization.

3231220442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2697780.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 3231220442 is about 56843.8250120451. The cubic root of 3231220442 is about 1478.3894767731.

Adding to 3231220442 its reverse (2440221323), we get a palindrome (5671441765).

The spelling of 3231220442 in words is "three billion, two hundred thirty-one million, two hundred twenty thousand, four hundred forty-two".