20112152524 has 6 divisors (see below), whose sum is σ = 35196266924. Its totient is φ = 10056076260.

The previous prime is 20112152443. The next prime is 20112152561. The reversal of 20112152524 is 42525121102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2514019062 + ... + 2514019069.

Almost surely, 2^20112152524 is an apocalyptic number.

It is an amenable number.

20112152524 is a deficient number, since it is larger than the sum of its proper divisors (15084114400).

20112152524 is a wasteful number, since it uses less digits than its factorization.

20112152524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5028038135 (or 5028038133 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 20112152524 its reverse (42525121102), we get a palindrome (62637273626).

The spelling of 20112152524 in words is "twenty billion, one hundred twelve million, one hundred fifty-two thousand, five hundred twenty-four".