4243210312220 has 36 divisors (see below), whose sum is σ = 9794451577512. Its totient is φ = 1542985567200.

The previous prime is 4243210312177. The next prime is 4243210312247. The reversal of 4243210312220 is 222130123424.

It is a self number, because there is not a number n which added to its sum of digits gives 4243210312220.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 876693926 + ... + 876698765.

Almost surely, 2^{4243210312220} is an apocalyptic number.

It is an amenable number.

4243210312220 is an abundant number, since it is smaller than the sum of its proper divisors (5551241265292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4243210312220 is a wasteful number, since it uses less digits than its factorization.

4243210312220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1753392722 (or 1753392709 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 4243210312220 its reverse (222130123424), we get a palindrome (4465340435644).

The spelling of 4243210312220 in words is "four trillion, two hundred forty-three billion, two hundred ten million, three hundred twelve thousand, two hundred twenty".