20132333236 has 6 divisors (see below), whose sum is σ = 35231583170. Its totient is φ = 10066166616.

The previous prime is 20132333213. The next prime is 20132333237. The reversal of 20132333236 is 63233323102.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 19085422500 + 1046910736 = 138150^2 + 32356^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20132333237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2516541651 + ... + 2516541658.

Almost surely, 2^20132333236 is an apocalyptic number.

It is an amenable number.

20132333236 is a deficient number, since it is larger than the sum of its proper divisors (15099249934).

20132333236 is a wasteful number, since it uses less digits than its factorization.

20132333236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5033083313 (or 5033083311 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 20132333236 its reverse (63233323102), we get a palindrome (83365656338).

The spelling of 20132333236 in words is "twenty billion, one hundred thirty-two million, three hundred thirty-three thousand, two hundred thirty-six".