2040203122 has 4 divisors (see below), whose sum is σ = 3060304686. Its totient is φ = 1020101560.

The previous prime is 2040203111. The next prime is 2040203149. The reversal of 2040203122 is 2213020402.

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., 2037709881 + 2493241 = 45141^2 + 1579^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2040203096 and 2040203105.

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, 510050779 + ... + 510050782.

Almost surely, 2^2040203122 is an apocalyptic number.

2040203122 is a deficient number, since it is larger than the sum of its proper divisors (1020101564).

2040203122 is a wasteful number, since it uses less digits than its factorization.

2040203122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020101563.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2040203122 is about 45168.6077049094. The cubic root of 2040203122 is about 1268.3072332342.

Adding to 2040203122 its reverse (2213020402), we get a palindrome (4253223524).

The spelling of 2040203122 in words is "two billion, forty million, two hundred three thousand, one hundred twenty-two".