212322002121001 has 8 divisors (see below), whose sum is σ = 216329123105280. Its totient is φ = 208314919858032.

The previous prime is 212322002120867. The next prime is 212322002121109. The reversal of 212322002121001 is 100121200223212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212322002121001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212322002121001.

It is not an unprimeable number, because it can be changed into a prime (212322002128001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1510776 + ... + 20662198.

It is an arithmetic number, because the mean of its divisors is an integer number (27041140388160).

Almost surely, 2^{212322002121001} is an apocalyptic number.

It is an amenable number.

212322002121001 is a deficient number, since it is larger than the sum of its proper divisors (4007120984279).

212322002121001 is a wasteful number, since it uses less digits than its factorization.

212322002121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19360655.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 212322002121001 its reverse (100121200223212), we get a palindrome (312443202344213).

The spelling of 212322002121001 in words is "two hundred twelve trillion, three hundred twenty-two billion, two million, one hundred twenty-one thousand, one".