20233305152 has 14 divisors (see below), whose sum is σ = 40150465038. Its totient is φ = 10116652544.

The previous prime is 20233305151. The next prime is 20233305167. The reversal of 20233305152 is 25150333202.

It can be written as a sum of positive squares in only one way, i.e., 18003198976 + 2230106176 = 134176^2 + 47224^2 .

It is not an unprimeable number, because it can be changed into a prime (20233305151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158072633 + ... + 158072760.

Almost surely, 2^20233305152 is an apocalyptic number.

It is an amenable number.

20233305152 is a deficient number, since it is larger than the sum of its proper divisors (19917159886).

20233305152 is an equidigital number, since it uses as much as digits as its factorization.

20233305152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316145405 (or 316145395 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 26.

Adding to 20233305152 its reverse (25150333202), we get a palindrome (45383638354).

The spelling of 20233305152 in words is "twenty billion, two hundred thirty-three million, three hundred five thousand, one hundred fifty-two".