213022025663 has 2 divisors, whose sum is σ = 213022025664. Its totient is φ = 213022025662.

The previous prime is 213022025627. The next prime is 213022025737. The reversal of 213022025663 is 366520220312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213022025663 - 2¹⁸ = 213021763519 is a prime.

It is a congruent number.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106511012831 + 106511012832.

It is an arithmetic number, because the mean of its divisors is an integer number (106511012832).

Almost surely, 2^213022025663 is an apocalyptic number.

213022025663 is a deficient number, since it is larger than the sum of its proper divisors (1).

213022025663 is an equidigital number, since it uses as much as digits as its factorization.

213022025663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 213022025663 its reverse (366520220312), we get a palindrome (579542245975).

The spelling of 213022025663 in words is "two hundred thirteen billion, twenty-two million, twenty-five thousand, six hundred sixty-three".