402200012 has 6 divisors (see below), whose sum is σ = 703850028. Its totient is φ = 201100004.

The previous prime is 402199979. The next prime is 402200033. The reversal of 402200012 is 210002204.

It is a junction number, because it is equal to n+sod(n) for n = 402199966 and 402200002.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 50274998 + ... + 50275005.

It is an arithmetic number, because the mean of its divisors is an integer number (117308338).

Almost surely, 2^402200012 is an apocalyptic number.

It is an amenable number.

402200012 is a deficient number, since it is larger than the sum of its proper divisors (301650016).

402200012 is a wasteful number, since it uses less digits than its factorization.

402200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100550007 (or 100550005 counting only the distinct ones).

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

The square root of 402200012 is about 20054.9248814350. The cubic root of 402200012 is about 738.1546496703.

Adding to 402200012 its reverse (210002204), we get a palindrome (612202216).

The spelling of 402200012 in words is "four hundred two million, two hundred thousand, twelve".