202000021112 has 8 divisors (see below), whose sum is σ = 378750039600. Its totient is φ = 101000010552.

The previous prime is 202000021063. The next prime is 202000021129. The reversal of 202000021112 is 211120000202.

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 = 202000021093 and 202000021102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12625001312 + ... + 12625001327.

It is an arithmetic number, because the mean of its divisors is an integer number (47343754950).

Almost surely, 2^202000021112 is an apocalyptic number.

It is an amenable number.

202000021112 is a deficient number, since it is larger than the sum of its proper divisors (176750018488).

202000021112 is a wasteful number, since it uses less digits than its factorization.

202000021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25250002645 (or 25250002641 counting only the distinct ones).

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

Adding to 202000021112 its reverse (211120000202), we get a palindrome (413120021314).

The spelling of 202000021112 in words is "two hundred two billion, twenty-one thousand, one hundred twelve".