4233420200021 has 8 divisors (see below), whose sum is σ = 4452265273344. Its totient is φ = 4017473737200.

The previous prime is 4233420200017. The next prime is 4233420200077. The reversal of 4233420200021 is 1200020243324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4233420200021 - 2² = 4233420200017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

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 4233420200021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4233420200521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 724649630 + ... + 724655471.

It is an arithmetic number, because the mean of its divisors is an integer number (556533159168).

Almost surely, 2^{4233420200021} is an apocalyptic number.

It is an amenable number.

4233420200021 is a deficient number, since it is larger than the sum of its proper divisors (218845073323).

4233420200021 is a wasteful number, since it uses less digits than its factorization.

4233420200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449305251.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 4233420200021 its reverse (1200020243324), we get a palindrome (5433440443345).

The spelling of 4233420200021 in words is "four trillion, two hundred thirty-three billion, four hundred twenty million, two hundred thousand, twenty-one".