2042135122 has 4 divisors (see below), whose sum is σ = 3063202686. Its totient is φ = 1021067560.

The previous prime is 2042135113. The next prime is 2042135131. The reversal of 2042135122 is 2215312402.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (2042135113) and next prime (2042135131).

It can be written as a sum of positive squares in only one way, i.e., 2042045721 + 89401 = 45189^2 + 299^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2042135093 and 2042135102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510533779 + ... + 510533782.

Almost surely, 2^2042135122 is an apocalyptic number.

2042135122 is a deficient number, since it is larger than the sum of its proper divisors (1021067564).

2042135122 is a wasteful number, since it uses less digits than its factorization.

2042135122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021067563.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2042135122 is about 45189.9891790206. The cubic root of 2042135122 is about 1268.7074542521.

Adding to 2042135122 its reverse (2215312402), we get a palindrome (4257447524).

The spelling of 2042135122 in words is "two billion, forty-two million, one hundred thirty-five thousand, one hundred twenty-two".