20011332324 has 24 divisors (see below), whose sum is σ = 47574112320. Its totient is φ = 6544586464.

The previous prime is 20011332301. The next prime is 20011332331. The reversal of 20011332324 is 42323311002.

It is a self number, because there is not a number n which added to its sum of digits gives 20011332324.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15731544 + ... + 15732815.

It is an arithmetic number, because the mean of its divisors is an integer number (1982254680).

Almost surely, 2^20011332324 is an apocalyptic number.

It is an amenable number.

20011332324 is an abundant number, since it is smaller than the sum of its proper divisors (27562779996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20011332324 is a wasteful number, since it uses less digits than its factorization.

20011332324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31464419 (or 31464417 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20011332324 its reverse (42323311002), we get a palindrome (62334643326).

The spelling of 20011332324 in words is "twenty billion, eleven million, three hundred thirty-two thousand, three hundred twenty-four".