420404442014222 has 16 divisors (see below), whose sum is σ = 652452159472512. Its totient is φ = 202951708565760.

The previous prime is 420404442014201. The next prime is 420404442014371. The reversal of 420404442014222 is 222410244404024.

It is a super-4 number, since 4×420404442014222⁴ (a number of 60 digits) contains 4444 as substring.

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, 7829900183 + ... + 7829953874.

It is an arithmetic number, because the mean of its divisors is an integer number (40778259967032).

Almost surely, 2^{420404442014222} is an apocalyptic number.

420404442014222 is a deficient number, since it is larger than the sum of its proper divisors (232047717458290).

420404442014222 is a wasteful number, since it uses less digits than its factorization.

420404442014222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15659854523.

The product of its (nonzero) digits is 131072, while the sum is 35.

Adding to 420404442014222 its reverse (222410244404024), we get a palindrome (642814686418246).

The spelling of 420404442014222 in words is "four hundred twenty trillion, four hundred four billion, four hundred forty-two million, fourteen thousand, two hundred twenty-two".