20243113532 has 12 divisors (see below), whose sum is σ = 37289946120. Its totient is φ = 9588843216.

The previous prime is 20243113519. The next prime is 20243113537. The reversal of 20243113532 is 23531134202.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20243113537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133178303 + ... + 133178454.

It is an arithmetic number, because the mean of its divisors is an integer number (3107495510).

Almost surely, 2^20243113532 is an apocalyptic number.

It is an amenable number.

20243113532 is a deficient number, since it is larger than the sum of its proper divisors (17046832588).

20243113532 is a wasteful number, since it uses less digits than its factorization.

20243113532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266356780 (or 266356778 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 20243113532 its reverse (23531134202), we get a palindrome (43774247734).

The spelling of 20243113532 in words is "twenty billion, two hundred forty-three million, one hundred thirteen thousand, five hundred thirty-two".