2032020021 has 8 divisors (see below), whose sum is σ = 2717401024. Its totient is φ = 1350659520.

The previous prime is 2032020007. The next prime is 2032020049. The reversal of 2032020021 is 1200202302.

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

It is not a de Polignac number, because 2032020021 - 2⁵ = 2032019989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2032019979 and 2032020006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2032020061) 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, 1003945 + ... + 1005966.

It is an arithmetic number, because the mean of its divisors is an integer number (339675128).

Almost surely, 2^2032020021 is an apocalyptic number.

It is an amenable number.

2032020021 is a deficient number, since it is larger than the sum of its proper divisors (685381003).

2032020021 is a wasteful number, since it uses less digits than its factorization.

2032020021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2010251.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2032020021 is about 45077.9327498500. The cubic root of 2032020021 is about 1266.6092661508.

Adding to 2032020021 its reverse (1200202302), we get a palindrome (3232222323).

The spelling of 2032020021 in words is "two billion, thirty-two million, twenty thousand, twenty-one".