21200083627 has 2 divisors, whose sum is σ = 21200083628. Its totient is φ = 21200083626.

The previous prime is 21200083607. The next prime is 21200083633. The reversal of 21200083627 is 72638000212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21200083627 is a prime.

It is not a weakly prime, because it can be changed into another prime (21200083607) 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 as a sum of consecutive naturals, namely, 10600041813 + 10600041814.

It is an arithmetic number, because the mean of its divisors is an integer number (10600041814).

Almost surely, 2^21200083627 is an apocalyptic number.

21200083627 is a deficient number, since it is larger than the sum of its proper divisors (1).

21200083627 is an equidigital number, since it uses as much as digits as its factorization.

21200083627 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 31.

Adding to 21200083627 its reverse (72638000212), we get a palindrome (93838083839).

The spelling of 21200083627 in words is "twenty-one billion, two hundred million, eighty-three thousand, six hundred twenty-seven".