220340244430 has 32 divisors (see below), whose sum is σ = 417751747200. Its totient is φ = 83444362272.

The previous prime is 220340244419. The next prime is 220340244457. The reversal of 220340244430 is 34442043022.

It is a happy number.

It is a super-3 number, since 3×220340244430³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67212 + ... + 667231.

It is an arithmetic number, because the mean of its divisors is an integer number (13054742100).

Almost surely, 2^220340244430 is an apocalyptic number.

220340244430 is a deficient number, since it is larger than the sum of its proper divisors (197411502770).

220340244430 is a wasteful number, since it uses less digits than its factorization.

220340244430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736048.

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 220340244430 its reverse (34442043022), we get a palindrome (254782287452).

The spelling of 220340244430 in words is "two hundred twenty billion, three hundred forty million, two hundred forty-four thousand, four hundred thirty".