212012102212153 has 2 divisors, whose sum is σ = 212012102212154. Its totient is φ = 212012102212152.

The previous prime is 212012102212051. The next prime is 212012102212177. The reversal of 212012102212153 is 351212201210212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150436897233984 + 61575204978169 = 12265272^2 + 7846987^2 .

It is a cyclic number.

It is not a de Polignac number, because 212012102212153 - 2¹⁷ = 212012102081081 is a prime.

It is not a weakly prime, because it can be changed into another prime (212012102242153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106006051106076 + 106006051106077.

It is an arithmetic number, because the mean of its divisors is an integer number (106006051106077).

Almost surely, 2^{212012102212153} is an apocalyptic number.

It is an amenable number.

212012102212153 is a deficient number, since it is larger than the sum of its proper divisors (1).

212012102212153 is an equidigital number, since it uses as much as digits as its factorization.

212012102212153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 212012102212153 its reverse (351212201210212), we get a palindrome (563224303422365).

The spelling of 212012102212153 in words is "two hundred twelve trillion, twelve billion, one hundred two million, two hundred twelve thousand, one hundred fifty-three".