424211121431 has 16 divisors (see below), whose sum is σ = 439063722240. Its totient is φ = 409599408960.

The previous prime is 424211121379. The next prime is 424211121457. The reversal of 424211121431 is 134121112424.

It is a cyclic number.

It is not a de Polignac number, because 424211121431 - 2²² = 424206927127 is a prime.

It is a super-2 number, since 2×424211121431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 424211121431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424211121931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2435936 + ... + 2604266.

It is an arithmetic number, because the mean of its divisors is an integer number (27441482640).

Almost surely, 2^424211121431 is an apocalyptic number.

424211121431 is a deficient number, since it is larger than the sum of its proper divisors (14852600809).

424211121431 is a wasteful number, since it uses less digits than its factorization.

424211121431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169046.

The product of its digits is 1536, while the sum is 26.

Adding to 424211121431 its reverse (134121112424), we get a palindrome (558332233855).

The spelling of 424211121431 in words is "four hundred twenty-four billion, two hundred eleven million, one hundred twenty-one thousand, four hundred thirty-one".