4023020010420 has 72 divisors (see below), whose sum is σ = 12203338853160. Its totient is φ = 1072789674240.

The previous prime is 4023020010397. The next prime is 4023020010421. The reversal of 4023020010420 is 240100203204.

4023020010420 is a `hidden beast` number, since 4 + 0 + 2 + 30 + 200 + 10 + 420 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 343482733476 + 3679537276944 = 586074^2 + 1918212^2 .

It is a super-3 number, since 3×4023020010420³ (a number of 39 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4023020010393 and 4023020010402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4023020010421) 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, 17494990 + ... + 17723450.

It is an arithmetic number, because the mean of its divisors is an integer number (169490817405).

Almost surely, 2^{4023020010420} is an apocalyptic number.

It is an amenable number.

4023020010420 is an abundant number, since it is smaller than the sum of its proper divisors (8180318842740).

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

4023020010420 is a wasteful number, since it uses less digits than its factorization.

4023020010420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326305 (or 326300 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 4023020010420 its reverse (240100203204), we get a palindrome (4263120213624).

The spelling of 4023020010420 in words is "four trillion, twenty-three billion, twenty million, ten thousand, four hundred twenty".