2042221052 has 12 divisors (see below), whose sum is σ = 3574265856. Its totient is φ = 1021002240.

The previous prime is 2042221043. The next prime is 2042221073. The reversal of 2042221052 is 2501222402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27653 + ... + 69635.

It is an arithmetic number, because the mean of its divisors is an integer number (297855488).

Almost surely, 2^2042221052 is an apocalyptic number.

It is an amenable number.

2042221052 is a deficient number, since it is larger than the sum of its proper divisors (1532044804).

2042221052 is a wasteful number, since it uses less digits than its factorization.

2042221052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54148 (or 54146 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 2042221052 is about 45190.9399326900. The cubic root of 2042221052 is about 1268.7252491083.

Adding to 2042221052 its reverse (2501222402), we get a palindrome (4543443454).

The spelling of 2042221052 in words is "two billion, forty-two million, two hundred twenty-one thousand, fifty-two".