212330023020109 has 4 divisors (see below), whose sum is σ = 212337260174880. Its totient is φ = 212322785865340.

The previous prime is 212330023020077. The next prime is 212330023020121. The reversal of 212330023020109 is 901020320033212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212330023020109 - 2⁵ = 212330023020077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212330023020809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3618533377 + ... + 3618592054.

It is an arithmetic number, because the mean of its divisors is an integer number (53084315043720).

Almost surely, 2^{212330023020109} is an apocalyptic number.

It is an amenable number.

212330023020109 is a deficient number, since it is larger than the sum of its proper divisors (7237154771).

212330023020109 is an equidigital number, since it uses as much as digits as its factorization.

212330023020109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7237154770.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 212330023020109 in words is "two hundred twelve trillion, three hundred thirty billion, twenty-three million, twenty thousand, one hundred nine".