20352112012 has 6 divisors (see below), whose sum is σ = 35616196028. Its totient is φ = 10176056004.

The previous prime is 20352112007. The next prime is 20352112013. The reversal of 20352112012 is 21021125302.

It is not an unprimeable number, because it can be changed into a prime (20352112013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2544013998 + ... + 2544014005.

Almost surely, 2^20352112012 is an apocalyptic number.

It is an amenable number.

20352112012 is a deficient number, since it is larger than the sum of its proper divisors (15264084016).

20352112012 is a wasteful number, since it uses less digits than its factorization.

20352112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5088028007 (or 5088028005 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 20352112012 its reverse (21021125302), we get a palindrome (41373237314).

The spelling of 20352112012 in words is "twenty billion, three hundred fifty-two million, one hundred twelve thousand, twelve".