420341223122 has 32 divisors (see below), whose sum is σ = 649431784512. Its totient is φ = 203956743744.

The previous prime is 420341223097. The next prime is 420341223143. The reversal of 420341223122 is 221322143024.

It is a junction number, because it is equal to n+sod(n) for n = 420341223091 and 420341223100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7264088 + ... + 7321724.

It is an arithmetic number, because the mean of its divisors is an integer number (20294743266).

Almost surely, 2^420341223122 is an apocalyptic number.

420341223122 is a deficient number, since it is larger than the sum of its proper divisors (229090561390).

420341223122 is a wasteful number, since it uses less digits than its factorization.

420341223122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58442.

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

Adding to 420341223122 its reverse (221322143024), we get a palindrome (641663366146).

The spelling of 420341223122 in words is "four hundred twenty billion, three hundred forty-one million, two hundred twenty-three thousand, one hundred twenty-two".