20631203627 has 2 divisors, whose sum is σ = 20631203628. Its totient is φ = 20631203626.

The previous prime is 20631203623. The next prime is 20631203647. The reversal of 20631203627 is 72630213602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20631203627 - 2² = 20631203623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20631203593 and 20631203602.

It is not a weakly prime, because it can be changed into another prime (20631203623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10315601813 + 10315601814.

It is an arithmetic number, because the mean of its divisors is an integer number (10315601814).

Almost surely, 2^20631203627 is an apocalyptic number.

20631203627 is a deficient number, since it is larger than the sum of its proper divisors (1).

20631203627 is an equidigital number, since it uses as much as digits as its factorization.

20631203627 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 32.

The spelling of 20631203627 in words is "twenty billion, six hundred thirty-one million, two hundred three thousand, six hundred twenty-seven".