2002022012 has 6 divisors (see below), whose sum is σ = 3503538528. Its totient is φ = 1001011004.

The previous prime is 2002021999. The next prime is 2002022023. The reversal of 2002022012 is 2102202002.

It is a junction number, because it is equal to n+sod(n) for n = 2002021984 and 2002022002.

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, 250252748 + ... + 250252755.

It is an arithmetic number, because the mean of its divisors is an integer number (583923088).

Almost surely, 2^2002022012 is an apocalyptic number.

It is an amenable number.

2002022012 is a deficient number, since it is larger than the sum of its proper divisors (1501516516).

2002022012 is a wasteful number, since it uses less digits than its factorization.

2002022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500505507 (or 500505505 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2002022012 is about 44743.9606204011. The cubic root of 2002022012 is about 1260.3455027992.

Adding to 2002022012 its reverse (2102202002), we get a palindrome (4104224014).

The spelling of 2002022012 in words is "two billion, two million, twenty-two thousand, twelve".