210221222122012 has 6 divisors (see below), whose sum is σ = 367887138713528. Its totient is φ = 105110611061004.

The previous prime is 210221222121983. The next prime is 210221222122081.

210221222122012 is nontrivially palindromic in base 10.

210221222122012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26277652765248 + ... + 26277652765255.

Almost surely, 2^{210221222122012} is an apocalyptic number.

It is an amenable number.

210221222122012 is a deficient number, since it is larger than the sum of its proper divisors (157665916591516).

210221222122012 is a wasteful number, since it uses less digits than its factorization.

210221222122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52555305530507 (or 52555305530505 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

The spelling of 210221222122012 in words is "two hundred ten trillion, two hundred twenty-one billion, two hundred twenty-two million, one hundred twenty-two thousand, twelve".