423201103220 has 24 divisors (see below), whose sum is σ = 1015682648064. Its totient is φ = 145097521056.

The previous prime is 423201103189. The next prime is 423201103243. The reversal of 423201103220 is 22301102324.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 423201103192 and 423201103201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1511432372 + ... + 1511432651.

It is an arithmetic number, because the mean of its divisors is an integer number (42320110336).

Almost surely, 2^423201103220 is an apocalyptic number.

It is an amenable number.

423201103220 is an abundant number, since it is smaller than the sum of its proper divisors (592481544844).

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

423201103220 is a wasteful number, since it uses less digits than its factorization.

423201103220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3022865039 (or 3022865037 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 423201103220 its reverse (22301102324), we get a palindrome (445502205544).

The spelling of 423201103220 in words is "four hundred twenty-three billion, two hundred one million, one hundred three thousand, two hundred twenty".