212032021112209 has 2 divisors, whose sum is σ = 212032021112210. Its totient is φ = 212032021112208.

The previous prime is 212032021112179. The next prime is 212032021112239. The reversal of 212032021112209 is 902211120230212.

It is a balanced prime because it is at equal distance from previous prime (212032021112179) and next prime (212032021112239).

It can be written as a sum of positive squares in only one way, i.e., 200724289998400 + 11307731113809 = 14167720^2 + 3362697^2 .

It is a cyclic number.

It is not a de Polignac number, because 212032021112209 - 2⁷ = 212032021112081 is a prime.

It is not a weakly prime, because it can be changed into another prime (212032021112239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106016010556104 + 106016010556105.

It is an arithmetic number, because the mean of its divisors is an integer number (106016010556105).

Almost surely, 2^{212032021112209} is an apocalyptic number.

It is an amenable number.

212032021112209 is a deficient number, since it is larger than the sum of its proper divisors (1).

212032021112209 is an equidigital number, since it uses as much as digits as its factorization.

212032021112209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 212032021112209 in words is "two hundred twelve trillion, thirty-two billion, twenty-one million, one hundred twelve thousand, two hundred nine".