202120120012 has 6 divisors (see below), whose sum is σ = 353710210028. Its totient is φ = 101060060004.

The previous prime is 202120119983. The next prime is 202120120109. The reversal of 202120120012 is 210021021202.

It is a happy number.

202120120012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 202120119974 and 202120120001.

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, 25265014998 + ... + 25265015005.

Almost surely, 2^202120120012 is an apocalyptic number.

It is an amenable number.

202120120012 is a deficient number, since it is larger than the sum of its proper divisors (151590090016).

202120120012 is a wasteful number, since it uses less digits than its factorization.

202120120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50530030007 (or 50530030005 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 202120120012 its reverse (210021021202), we get a palindrome (412141141214).

The spelling of 202120120012 in words is "two hundred two billion, one hundred twenty million, one hundred twenty thousand, twelve".