212320215383 has 2 divisors, whose sum is σ = 212320215384. Its totient is φ = 212320215382.

The previous prime is 212320215329. The next prime is 212320215449. The reversal of 212320215383 is 383512023212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212320215383 - 2⁶ = 212320215319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212320212383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106160107691 + 106160107692.

It is an arithmetic number, because the mean of its divisors is an integer number (106160107692).

Almost surely, 2^212320215383 is an apocalyptic number.

212320215383 is a deficient number, since it is larger than the sum of its proper divisors (1).

212320215383 is an equidigital number, since it uses as much as digits as its factorization.

212320215383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 212320215383 its reverse (383512023212), we get a palindrome (595832238595).

The spelling of 212320215383 in words is "two hundred twelve billion, three hundred twenty million, two hundred fifteen thousand, three hundred eighty-three".