212110332321029 has 2 divisors, whose sum is σ = 212110332321030. Its totient is φ = 212110332321028.

The previous prime is 212110332321023. The next prime is 212110332321047. The reversal of 212110332321029 is 920123233011212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 168295226308225 + 43815106012804 = 12972865^2 + 6619298^2 .

It is a cyclic number.

It is not a de Polignac number, because 212110332321029 - 2³² = 212106037353733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212110332320986 and 212110332321004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212110332321023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106055166160514 + 106055166160515.

It is an arithmetic number, because the mean of its divisors is an integer number (106055166160515).

Almost surely, 2^{212110332321029} is an apocalyptic number.

It is an amenable number.

212110332321029 is a deficient number, since it is larger than the sum of its proper divisors (1).

212110332321029 is an equidigital number, since it uses as much as digits as its factorization.

212110332321029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 212110332321029 in words is "two hundred twelve trillion, one hundred ten billion, three hundred thirty-two million, three hundred twenty-one thousand, twenty-nine".