212120201002022 has 4 divisors (see below), whose sum is σ = 318180301503036. Its totient is φ = 106060100501010.

The previous prime is 212120201002001. The next prime is 212120201002081. The reversal of 212120201002022 is 220200102021212.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 53030050250504 + ... + 53030050250507.

It is an arithmetic number, because the mean of its divisors is an integer number (79545075375759).

Almost surely, 2^{212120201002022} is an apocalyptic number.

212120201002022 is a deficient number, since it is larger than the sum of its proper divisors (106060100501014).

212120201002022 is a wasteful number, since it uses less digits than its factorization.

212120201002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106060100501013.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212120201002022 its reverse (220200102021212), we get a palindrome (432320303023234).

The spelling of 212120201002022 in words is "two hundred twelve trillion, one hundred twenty billion, two hundred one million, two thousand, twenty-two".