20932633311 has 4 divisors (see below), whose sum is σ = 27910177752. Its totient is φ = 13955088872.

The previous prime is 20932633297. The next prime is 20932633327. The reversal of 20932633311 is 11333623902.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20932633311 - 2¹¹ = 20932631263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20932634311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3488772216 + ... + 3488772221.

It is an arithmetic number, because the mean of its divisors is an integer number (6977544438).

Almost surely, 2^20932633311 is an apocalyptic number.

20932633311 is a deficient number, since it is larger than the sum of its proper divisors (6977544441).

20932633311 is an equidigital number, since it uses as much as digits as its factorization.

20932633311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6977544440.

The product of its (nonzero) digits is 17496, while the sum is 33.

The spelling of 20932633311 in words is "twenty billion, nine hundred thirty-two million, six hundred thirty-three thousand, three hundred eleven".