421313214131 has 16 divisors (see below), whose sum is σ = 454750269984. Its totient is φ = 388845510144.

The previous prime is 421313214083. The next prime is 421313214151. The reversal of 421313214131 is 131412313124.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-421313214131 is a prime.

It is a super-2 number, since 2×421313214131² (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 421313214131.

It is not an unprimeable number, because it can be changed into a prime (421313214151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1620680 + ... + 1862586.

It is an arithmetic number, because the mean of its divisors is an integer number (28421891874).

Almost surely, 2^421313214131 is an apocalyptic number.

421313214131 is a deficient number, since it is larger than the sum of its proper divisors (33437055853).

421313214131 is a wasteful number, since it uses less digits than its factorization.

421313214131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243910.

The product of its digits is 1728, while the sum is 26.

Adding to 421313214131 its reverse (131412313124), we get a palindrome (552725527255).

The spelling of 421313214131 in words is "four hundred twenty-one billion, three hundred thirteen million, two hundred fourteen thousand, one hundred thirty-one".