3305221142 has 4 divisors (see below), whose sum is σ = 4957831716. Its totient is φ = 1652610570.

The previous prime is 3305221121. The next prime is 3305221189. The reversal of 3305221142 is 2411225033.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 826305284 + ... + 826305287.

It is an arithmetic number, because the mean of its divisors is an integer number (1239457929).

Almost surely, 2^3305221142 is an apocalyptic number.

3305221142 is a deficient number, since it is larger than the sum of its proper divisors (1652610574).

3305221142 is a wasteful number, since it uses less digits than its factorization.

3305221142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1652610573.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 3305221142 is about 57491.0527125743. The cubic root of 3305221142 is about 1489.5903175270.

Adding to 3305221142 its reverse (2411225033), we get a palindrome (5716446175).

The spelling of 3305221142 in words is "three billion, three hundred five million, two hundred twenty-one thousand, one hundred forty-two".