20511014332 has 24 divisors (see below), whose sum is σ = 36504584480. Its totient is φ = 10082534400.

The previous prime is 20511014323. The next prime is 20511014339. The reversal of 20511014332 is 23341011502.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20511014339) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 116457 + ... + 233632.

Almost surely, 2^20511014332 is an apocalyptic number.

It is an amenable number.

20511014332 is a deficient number, since it is larger than the sum of its proper divisors (15993570148).

20511014332 is a wasteful number, since it uses less digits than its factorization.

20511014332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350341 (or 350339 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 20511014332 its reverse (23341011502), we get a palindrome (43852025834).

The spelling of 20511014332 in words is "twenty billion, five hundred eleven million, fourteen thousand, three hundred thirty-two".