1002122422 has 12 divisors (see below), whose sum is σ = 1748601540. Its totient is φ = 429480996.

The previous prime is 1002122389. The next prime is 1002122431. The reversal of 1002122422 is 2242212001.

It is a junction number, because it is equal to n+sod(n) for n = 1002122396 and 1002122405.

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 in 5 ways as a sum of consecutive naturals, for example, 5112772 + ... + 5112967.

It is an arithmetic number, because the mean of its divisors is an integer number (145716795).

Almost surely, 2^1002122422 is an apocalyptic number.

1002122422 is a deficient number, since it is larger than the sum of its proper divisors (746479118).

1002122422 is a wasteful number, since it uses less digits than its factorization.

1002122422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10225755 (or 10225748 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1002122422 is about 31656.3172526433. The cubic root of 1002122422 is about 1000.7069740699.

Adding to 1002122422 its reverse (2242212001), we get a palindrome (3244334423).

The spelling of 1002122422 in words is "one billion, two million, one hundred twenty-two thousand, four hundred twenty-two".