202210101021 has 16 divisors (see below), whose sum is σ = 272553305600. Its totient is φ = 133344655920.

The previous prime is 202210101011. The next prime is 202210101053. The reversal of 202210101021 is 120101012202.

202210101021 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 202210101021 - 2¹⁵ = 202210068253 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202210100988 and 202210101006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202210101011) 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 15 ways as a sum of consecutive naturals, for example, 876721 + ... + 1083078.

It is an arithmetic number, because the mean of its divisors is an integer number (17034581600).

Almost surely, 2^202210101021 is an apocalyptic number.

It is an amenable number.

202210101021 is a deficient number, since it is larger than the sum of its proper divisors (70343204579).

202210101021 is a wasteful number, since it uses less digits than its factorization.

202210101021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1960176.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 202210101021 its reverse (120101012202), we get a palindrome (322311113223).

The spelling of 202210101021 in words is "two hundred two billion, two hundred ten million, one hundred one thousand, twenty-one".