220432411 has 4 divisors (see below), whose sum is σ = 220566312. Its totient is φ = 220298512.

The previous prime is 220432363. The next prime is 220432427. The reversal of 220432411 is 114234022.

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

It is a cyclic number.

It is not a de Polignac number, because 220432411 - 2⁷ = 220432283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220432481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64450 + ... + 67783.

It is an arithmetic number, because the mean of its divisors is an integer number (55141578).

Almost surely, 2^220432411 is an apocalyptic number.

220432411 is a deficient number, since it is larger than the sum of its proper divisors (133901).

220432411 is a wasteful number, since it uses less digits than its factorization.

220432411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133900.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 220432411 is about 14846.9663904786. The cubic root of 220432411 is about 604.0763274665.

Adding to 220432411 its reverse (114234022), we get a palindrome (334666433).

The spelling of 220432411 in words is "two hundred twenty million, four hundred thirty-two thousand, four hundred eleven".