213230210051 has 2 divisors, whose sum is σ = 213230210052. Its totient is φ = 213230210050.

The previous prime is 213230210021. The next prime is 213230210059. The reversal of 213230210051 is 150012032312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213230210051 - 2²² = 213226015747 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (213230210059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106615105025 + 106615105026.

It is an arithmetic number, because the mean of its divisors is an integer number (106615105026).

Almost surely, 2^213230210051 is an apocalyptic number.

213230210051 is a deficient number, since it is larger than the sum of its proper divisors (1).

213230210051 is an equidigital number, since it uses as much as digits as its factorization.

213230210051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 213230210051 its reverse (150012032312), we get a palindrome (363242242363).

The spelling of 213230210051 in words is "two hundred thirteen billion, two hundred thirty million, two hundred ten thousand, fifty-one".