200002021112 has 8 divisors (see below), whose sum is σ = 375003789600. Its totient is φ = 100001010552.

The previous prime is 200002021111. The next prime is 200002021129. The reversal of 200002021112 is 211120200002.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 200002021093 and 200002021102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200002021111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12500126312 + ... + 12500126327.

It is an arithmetic number, because the mean of its divisors is an integer number (46875473700).

Almost surely, 2^200002021112 is an apocalyptic number.

It is an amenable number.

200002021112 is a deficient number, since it is larger than the sum of its proper divisors (175001768488).

200002021112 is a wasteful number, since it uses less digits than its factorization.

200002021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25000252645 (or 25000252641 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 200002021112 its reverse (211120200002), we get a palindrome (411122221114).

The spelling of 200002021112 in words is "two hundred billion, two million, twenty-one thousand, one hundred twelve".