220420100230 has 64 divisors (see below), whose sum is σ = 438857346816. Its totient is φ = 79042000000.

The previous prime is 220420100221. The next prime is 220420100239. The reversal of 220420100230 is 32001024022.

It is an interprime number because it is at equal distance from previous prime (220420100221) and next prime (220420100239).

It is a super-3 number, since 3×220420100230³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220420100239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2749089 + ... + 2828131.

It is an arithmetic number, because the mean of its divisors is an integer number (6857146044).

Almost surely, 2^220420100230 is an apocalyptic number.

220420100230 is a deficient number, since it is larger than the sum of its proper divisors (218437246586).

220420100230 is a wasteful number, since it uses less digits than its factorization.

220420100230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79413.

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

Adding to 220420100230 its reverse (32001024022), we get a palindrome (252421124252).

The spelling of 220420100230 in words is "two hundred twenty billion, four hundred twenty million, one hundred thousand, two hundred thirty".