20163731023006 has 16 divisors (see below), whose sum is σ = 32578707068928. Its totient is φ = 9332442127800.

The previous prime is 20163731023001. The next prime is 20163731023013. The reversal of 20163731023006 is 60032013736102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20163731023001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7070030490 + ... + 7070033341.

It is an arithmetic number, because the mean of its divisors is an integer number (2036169191808).

Almost surely, 2^{20163731023006} is an apocalyptic number.

20163731023006 is a deficient number, since it is larger than the sum of its proper divisors (12414976045922).

20163731023006 is a wasteful number, since it uses less digits than its factorization.

20163731023006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14140063887.

The product of its (nonzero) digits is 27216, while the sum is 34.

Adding to 20163731023006 its reverse (60032013736102), we get a palindrome (80195744759108).

The spelling of 20163731023006 in words is "twenty trillion, one hundred sixty-three billion, seven hundred thirty-one million, twenty-three thousand, six".