1002204042 has 16 divisors (see below), whose sum is σ = 2290752192. Its totient is φ = 286344000.

The previous prime is 1002204037. The next prime is 1002204061. The reversal of 1002204042 is 2404022001.

It is a super-2 number, since 2×1002204042² = 2008825883602275528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11930959 + ... + 11931042.

It is an arithmetic number, because the mean of its divisors is an integer number (143172012).

Almost surely, 2^1002204042 is an apocalyptic number.

1002204042 is an abundant number, since it is smaller than the sum of its proper divisors (1288548150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002204042 is a wasteful number, since it uses less digits than its factorization.

1002204042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23862013.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 1002204042 is about 31657.6063845642. The cubic root of 1002204042 is about 1000.7341415709.

Adding to 1002204042 its reverse (2404022001), we get a palindrome (3406226043).

The spelling of 1002204042 in words is "one billion, two million, two hundred four thousand, forty-two".