420020012324 has 12 divisors (see below), whose sum is σ = 801856387248. Its totient is φ = 190918187400.

The previous prime is 420020012297. The next prime is 420020012369. The reversal of 420020012324 is 423210020024.

It is a super-2 number, since 2×420020012324² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 420020012296 and 420020012305.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4772954642 + ... + 4772954729.

It is an arithmetic number, because the mean of its divisors is an integer number (66821365604).

Almost surely, 2^420020012324 is an apocalyptic number.

420020012324 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

420020012324 is a deficient number, since it is larger than the sum of its proper divisors (381836374924).

420020012324 is a wasteful number, since it uses less digits than its factorization.

420020012324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9545909386 (or 9545909384 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 420020012324 its reverse (423210020024), we get a palindrome (843230032348).

The spelling of 420020012324 in words is "four hundred twenty billion, twenty million, twelve thousand, three hundred twenty-four".