212323511753 has 2 divisors, whose sum is σ = 212323511754. Its totient is φ = 212323511752.

The previous prime is 212323511663. The next prime is 212323511773. The reversal of 212323511753 is 357115323212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147404548489 + 64918963264 = 383933^2 + 254792^2 .

It is a cyclic number.

It is not a de Polignac number, because 212323511753 - 2¹² = 212323507657 is a prime.

It is not a weakly prime, because it can be changed into another prime (212323511773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106161755876 + 106161755877.

It is an arithmetic number, because the mean of its divisors is an integer number (106161755877).

Almost surely, 2^212323511753 is an apocalyptic number.

It is an amenable number.

212323511753 is a deficient number, since it is larger than the sum of its proper divisors (1).

212323511753 is an equidigital number, since it uses as much as digits as its factorization.

212323511753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37800, while the sum is 35.

Adding to 212323511753 its reverse (357115323212), we get a palindrome (569438834965).

The spelling of 212323511753 in words is "two hundred twelve billion, three hundred twenty-three million, five hundred eleven thousand, seven hundred fifty-three".