212221111022002 has 8 divisors (see below), whose sum is σ = 318671401505436. Its totient is φ = 105997310520192.

The previous prime is 212221111021999. The next prime is 212221111022003. The reversal of 212221111022002 is 200220111122212.

212221111022002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 211783434833961 + 437676188041 = 14552781^2 + 661571^2 .

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

It is not an unprimeable number, because it can be changed into a prime (212221111022003) 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, 56622493063 + ... + 56622496810.

Almost surely, 2^{212221111022002} is an apocalyptic number.

212221111022002 is a deficient number, since it is larger than the sum of its proper divisors (106450290483434).

212221111022002 is a wasteful number, since it uses less digits than its factorization.

212221111022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113244990812.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 212221111022002 its reverse (200220111122212), we get a palindrome (412441222144214).

The spelling of 212221111022002 in words is "two hundred twelve trillion, two hundred twenty-one billion, one hundred eleven million, twenty-two thousand, two".