420341214431 has 4 divisors (see below), whose sum is σ = 431701787832. Its totient is φ = 408980641032.

The previous prime is 420341214383. The next prime is 420341214437. The reversal of 420341214431 is 134412143024.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 420341214431 - 2⁶ = 420341214367 is a prime.

It is a super-2 number, since 2×420341214431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 420341214394 and 420341214403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420341214437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5680286645 + ... + 5680286718.

It is an arithmetic number, because the mean of its divisors is an integer number (107925446958).

Almost surely, 2^420341214431 is an apocalyptic number.

420341214431 is a deficient number, since it is larger than the sum of its proper divisors (11360573401).

420341214431 is a wasteful number, since it uses less digits than its factorization.

420341214431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11360573400.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 420341214431 its reverse (134412143024), we get a palindrome (554753357455).

The spelling of 420341214431 in words is "four hundred twenty billion, three hundred forty-one million, two hundred fourteen thousand, four hundred thirty-one".