421440122130039 has 24 divisors (see below), whose sum is σ = 610517135726160. Its totient is φ = 280143065662848.

The previous prime is 421440122129933. The next prime is 421440122130127. The reversal of 421440122130039 is 930031221044124.

421440122130039 is a `hidden beast` number, since 4 + 2 + 1 + 4 + 401 + 2 + 213 + 0 + 0 + 39 = 666.

It is not a de Polignac number, because 421440122130039 - 2¹¹ = 421440122127991 is a prime.

It is a super-2 number, since 2×421440122130039² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 421440122129985 and 421440122130012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421440122330039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118891659 + ... + 122385075.

It is an arithmetic number, because the mean of its divisors is an integer number (25438213988590).

Almost surely, 2^{421440122130039} is an apocalyptic number.

421440122130039 is a deficient number, since it is larger than the sum of its proper divisors (189077013596121).

421440122130039 is a wasteful number, since it uses less digits than its factorization.

421440122130039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3532399 (or 3532396 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 421440122130039 in words is "four hundred twenty-one trillion, four hundred forty billion, one hundred twenty-two million, one hundred thirty thousand, thirty-nine".