212133332101 has 2 divisors, whose sum is σ = 212133332102. Its totient is φ = 212133332100.

The previous prime is 212133332071. The next prime is 212133332107. The reversal of 212133332101 is 101233331212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 212106302500 + 27029601 = 460550^2 + 5199^2 .

It is a cyclic number.

It is not a de Polignac number, because 212133332101 - 2¹¹ = 212133330053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212133332107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106066666050 + 106066666051.

It is an arithmetic number, because the mean of its divisors is an integer number (106066666051).

Almost surely, 2^212133332101 is an apocalyptic number.

It is an amenable number.

212133332101 is a deficient number, since it is larger than the sum of its proper divisors (1).

212133332101 is an equidigital number, since it uses as much as digits as its factorization.

212133332101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 212133332101 its reverse (101233331212), we get a palindrome (313366663313).

The spelling of 212133332101 in words is "two hundred twelve billion, one hundred thirty-three million, three hundred thirty-two thousand, one hundred one".