4021430014431 has 24 divisors (see below), whose sum is σ = 5836550264064. Its totient is φ = 2668115514960.

The previous prime is 4021430014417. The next prime is 4021430014439. The reversal of 4021430014431 is 1344100341204.

4021430014431 is a `hidden beast` number, since 4 + 0 + 214 + 3 + 0 + 0 + 1 + 443 + 1 = 666.

It is not a de Polignac number, because 4021430014431 - 2¹³ = 4021430006239 is a prime.

It is a super-2 number, since 2×4021430014431² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4021430014395 and 4021430014404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021430014439) 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, 52007260 + ... + 52084526.

It is an arithmetic number, because the mean of its divisors is an integer number (243189594336).

Almost surely, 2^{4021430014431} is an apocalyptic number.

4021430014431 is a deficient number, since it is larger than the sum of its proper divisors (1815120249633).

4021430014431 is a wasteful number, since it uses less digits than its factorization.

4021430014431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104891 (or 104888 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 4021430014431 its reverse (1344100341204), we get a palindrome (5365530355635).

The spelling of 4021430014431 in words is "four trillion, twenty-one billion, four hundred thirty million, fourteen thousand, four hundred thirty-one".