20112433252 has 6 divisors (see below), whose sum is σ = 35196758198. Its totient is φ = 10056216624.

The previous prime is 20112433213. The next prime is 20112433267. The reversal of 20112433252 is 25233421102.

It can be written as a sum of positive squares in only one way, i.e., 13711473216 + 6400960036 = 117096^2 + 80006^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2514054153 + ... + 2514054160.

Almost surely, 2^20112433252 is an apocalyptic number.

It is an amenable number.

20112433252 is a deficient number, since it is larger than the sum of its proper divisors (15084324946).

20112433252 is a wasteful number, since it uses less digits than its factorization.

20112433252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5028108317 (or 5028108315 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 20112433252 its reverse (25233421102), we get a palindrome (45345854354).

The spelling of 20112433252 in words is "twenty billion, one hundred twelve million, four hundred thirty-three thousand, two hundred fifty-two".