2042220134 has 4 divisors (see below), whose sum is σ = 3063330204. Its totient is φ = 1021110066.

The previous prime is 2042220079. The next prime is 2042220157. The reversal of 2042220134 is 4310222402.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510555032 + ... + 510555035.

It is an arithmetic number, because the mean of its divisors is an integer number (765832551).

Almost surely, 2^2042220134 is an apocalyptic number.

2042220134 is a deficient number, since it is larger than the sum of its proper divisors (1021110070).

2042220134 is a wasteful number, since it uses less digits than its factorization.

2042220134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021110069.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2042220134 is about 45190.9297757858. The cubic root of 2042220134 is about 1268.7250590064.

Adding to 2042220134 its reverse (4310222402), we get a palindrome (6352442536).

The spelling of 2042220134 in words is "two billion, forty-two million, two hundred twenty thousand, one hundred thirty-four".