220032412 has 12 divisors (see below), whose sum is σ = 387868320. Its totient is φ = 109212896.

The previous prime is 220032401. The next prime is 220032431. The reversal of 220032412 is 214230022.

It is a congruent number.

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, 200212 + ... + 201307.

It is an arithmetic number, because the mean of its divisors is an integer number (32322360).

Almost surely, 2^220032412 is an apocalyptic number.

It is an amenable number.

220032412 is a deficient number, since it is larger than the sum of its proper divisors (167835908).

220032412 is a wasteful number, since it uses less digits than its factorization.

220032412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401660 (or 401658 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 220032412 is about 14833.4895422486. The cubic root of 220032412 is about 603.7107184527.

Adding to 220032412 its reverse (214230022), we get a palindrome (434262434).

The spelling of 220032412 in words is "two hundred twenty million, thirty-two thousand, four hundred twelve".