212033300137 has 2 divisors, whose sum is σ = 212033300138. Its totient is φ = 212033300136.

The previous prime is 212033300131. The next prime is 212033300153. The reversal of 212033300137 is 731003330212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 157589944576 + 54443355561 = 396976^2 + 233331^2 .

It is a cyclic number.

It is not a de Polignac number, because 212033300137 - 2¹¹ = 212033298089 is a prime.

It is not a weakly prime, because it can be changed into another prime (212033300131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106016650068 + 106016650069.

It is an arithmetic number, because the mean of its divisors is an integer number (106016650069).

Almost surely, 2^212033300137 is an apocalyptic number.

It is an amenable number.

212033300137 is a deficient number, since it is larger than the sum of its proper divisors (1).

212033300137 is an equidigital number, since it uses as much as digits as its factorization.

212033300137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 25.

Adding to 212033300137 its reverse (731003330212), we get a palindrome (943036630349).

The spelling of 212033300137 in words is "two hundred twelve billion, thirty-three million, three hundred thousand, one hundred thirty-seven".