420020020024 has 32 divisors (see below), whose sum is σ = 886845795840. Its totient is φ = 184759538400.

The previous prime is 420020020001. The next prime is 420020020031.

420020020024 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×420020020024² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76980414 + ... + 76985869.

It is an arithmetic number, because the mean of its divisors is an integer number (27713931120).

Almost surely, 2^420020020024 is an apocalyptic number.

420020020024 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

420020020024 is an abundant number, since it is smaller than the sum of its proper divisors (466825775816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420020020024 is a wasteful number, since it uses less digits than its factorization.

420020020024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153966331 (or 153966327 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

It can be divided in two parts, 4200200 and 20024, that added together give a palindrome (4220224).

The spelling of 420020020024 in words is "four hundred twenty billion, twenty million, twenty thousand, twenty-four".