202012444412 has 12 divisors (see below), whose sum is σ = 357021994056. Its totient is φ = 100006160400.

The previous prime is 202012444409. The next prime is 202012444493. The reversal of 202012444412 is 214444210202.

It is a happy number.

202012444412 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×202012444412² (a number of 23 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 250014998 + ... + 250015805.

It is an arithmetic number, because the mean of its divisors is an integer number (29751832838).

Almost surely, 2^202012444412 is an apocalyptic number.

It is an amenable number.

202012444412 is a deficient number, since it is larger than the sum of its proper divisors (155009549644).

202012444412 is a wasteful number, since it uses less digits than its factorization.

202012444412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500030908 (or 500030906 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 202012444412 its reverse (214444210202), we get a palindrome (416456654614).

The spelling of 202012444412 in words is "two hundred two billion, twelve million, four hundred forty-four thousand, four hundred twelve".