10210020112221 has 16 divisors (see below), whose sum is σ = 14119100356608. Its totient is φ = 6555891207600.

The previous prime is 10210020112211. The next prime is 10210020112241. The reversal of 10210020112221 is 12221102001201.

It is not a de Polignac number, because 10210020112221 - 2⁶ = 10210020112157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10210020112221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10210020112211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260134791 + ... + 260174036.

It is an arithmetic number, because the mean of its divisors is an integer number (882443772288).

Almost surely, 2^{10210020112221} is an apocalyptic number.

It is an amenable number.

10210020112221 is a deficient number, since it is larger than the sum of its proper divisors (3909080244387).

10210020112221 is a wasteful number, since it uses less digits than its factorization.

10210020112221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520309072.

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

Adding to 10210020112221 its reverse (12221102001201), we get a palindrome (22431122113422).

The spelling of 10210020112221 in words is "ten trillion, two hundred ten billion, twenty million, one hundred twelve thousand, two hundred twenty-one".