2021334413 has 16 divisors (see below), whose sum is σ = 2331377664. Its totient is φ = 1716649200.

The previous prime is 2021334397. The next prime is 2021334431. The reversal of 2021334413 is 3144331202.

It is not a de Polignac number, because 2021334413 - 2⁴ = 2021334397 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021334443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1289156 + ... + 1290722.

It is an arithmetic number, because the mean of its divisors is an integer number (145711104).

Almost surely, 2^2021334413 is an apocalyptic number.

It is an amenable number.

2021334413 is a deficient number, since it is larger than the sum of its proper divisors (310043251).

2021334413 is a wasteful number, since it uses less digits than its factorization.

2021334413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3152.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2021334413 is about 44959.2528074033. The cubic root of 2021334413 is about 1264.3851601318.

Adding to 2021334413 its reverse (3144331202), we get a palindrome (5165665615).

The spelling of 2021334413 in words is "two billion, twenty-one million, three hundred thirty-four thousand, four hundred thirteen".