1002212042 has 16 divisors (see below), whose sum is σ = 1634680320. Its totient is φ = 458067312.

The previous prime is 1002212039. The next prime is 1002212047. The reversal of 1002212042 is 2402122001.

It is not an unprimeable number, because it can be changed into a prime (1002212047) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 184442 + ... + 189797.

It is an arithmetic number, because the mean of its divisors is an integer number (102167520).

Almost surely, 2^1002212042 is an apocalyptic number.

1002212042 is a deficient number, since it is larger than the sum of its proper divisors (632468278).

1002212042 is a wasteful number, since it uses less digits than its factorization.

1002212042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374357.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1002212042 is about 31657.7327362526. The cubic root of 1002212042 is about 1000.7368043194.

Adding to 1002212042 its reverse (2402122001), we get a palindrome (3404334043).

The spelling of 1002212042 in words is "one billion, two million, two hundred twelve thousand, forty-two".