2020330402 has 4 divisors (see below), whose sum is σ = 3030495606. Its totient is φ = 1010165200.

The previous prime is 2020330399. The next prime is 2020330423. The reversal of 2020330402 is 2040330202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1967898321 + 52432081 = 44361^2 + 7241^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505082599 + ... + 505082602.

Almost surely, 2^2020330402 is an apocalyptic number.

2020330402 is a deficient number, since it is larger than the sum of its proper divisors (1010165204).

2020330402 is a wasteful number, since it uses less digits than its factorization.

2020330402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010165203.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 2020330402 is about 44948.0856322046. The cubic root of 2020330402 is about 1264.1757824650.

Adding to 2020330402 its reverse (2040330202), we get a palindrome (4060660604).

It can be divided in two parts, 20203 and 30402, that added together give a palindrome (50605).

The spelling of 2020330402 in words is "two billion, twenty million, three hundred thirty thousand, four hundred two".