10212010102221 has 32 divisors (see below), whose sum is σ = 14593944165120. Its totient is φ = 6335168361984.

The previous prime is 10212010102211. The next prime is 10212010102237. The reversal of 10212010102221 is 12220101021201.

10212010102221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10212010102221 - 2⁷ = 10212010102093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10212010102221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212010102201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19328515 + ... + 19849823.

It is an arithmetic number, because the mean of its divisors is an integer number (456060755160).

Almost surely, 2^{10212010102221} is an apocalyptic number.

It is an amenable number.

10212010102221 is a deficient number, since it is larger than the sum of its proper divisors (4381934062899).

10212010102221 is a wasteful number, since it uses less digits than its factorization.

10212010102221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529045.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10212010102221 its reverse (12220101021201), we get a palindrome (22432111123422).

The spelling of 10212010102221 in words is "ten trillion, two hundred twelve billion, ten million, one hundred two thousand, two hundred twenty-one".