10021220010211 has 4 divisors (see below), whose sum is σ = 10022779254232. Its totient is φ = 10019660766192.

The previous prime is 10021220010203. The next prime is 10021220010229. The reversal of 10021220010211 is 11201002212001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10021220010211 - 2³ = 10021220010203 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10021220010191 and 10021220010200.

It is not an unprimeable number, because it can be changed into a prime (10021220016211) 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, 779612370 + ... + 779625223.

It is an arithmetic number, because the mean of its divisors is an integer number (2505694813558).

Almost surely, 2^{10021220010211} is an apocalyptic number.

10021220010211 is a deficient number, since it is larger than the sum of its proper divisors (1559244021).

10021220010211 is an equidigital number, since it uses as much as digits as its factorization.

10021220010211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1559244020.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10021220010211 its reverse (11201002212001), we get a palindrome (21222222222212).

The spelling of 10021220010211 in words is "ten trillion, twenty-one billion, two hundred twenty million, ten thousand, two hundred eleven".