212122033023211 has 4 divisors (see below), whose sum is σ = 212161220546272. Its totient is φ = 212082845500152.

The previous prime is 212122033023181. The next prime is 212122033023323. The reversal of 212122033023211 is 112320330221212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212122033023211 - 2⁵ = 212122033023179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212122033023911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19593753411 + ... + 19593764236.

It is an arithmetic number, because the mean of its divisors is an integer number (53040305136568).

Almost surely, 2^{212122033023211} is an apocalyptic number.

212122033023211 is a deficient number, since it is larger than the sum of its proper divisors (39187523061).

212122033023211 is an equidigital number, since it uses as much as digits as its factorization.

212122033023211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39187523060.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 212122033023211 its reverse (112320330221212), we get a palindrome (324442363244423).

The spelling of 212122033023211 in words is "two hundred twelve trillion, one hundred twenty-two billion, thirty-three million, twenty-three thousand, two hundred eleven".