220035143 has 4 divisors (see below), whose sum is σ = 231615960. Its totient is φ = 208454328.

The previous prime is 220035133. The next prime is 220035149. The reversal of 220035143 is 341530022.

It is a happy number.

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 220035143 - 2⁸ = 220034887 is a prime.

It is a super-4 number, since 4×220035143⁴ (a number of 34 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220035149) 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, 5790380 + ... + 5790417.

It is an arithmetic number, because the mean of its divisors is an integer number (57903990).

Almost surely, 2^220035143 is an apocalyptic number.

220035143 is a deficient number, since it is larger than the sum of its proper divisors (11580817).

220035143 is a wasteful number, since it uses less digits than its factorization.

220035143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11580816.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 220035143 is about 14833.5815971734. The cubic root of 220035143 is about 603.7132161562.

Adding to 220035143 its reverse (341530022), we get a palindrome (561565165).

The spelling of 220035143 in words is "two hundred twenty million, thirty-five thousand, one hundred forty-three".