10221102022211 has 4 divisors (see below), whose sum is σ = 10221158613432. Its totient is φ = 10221045430992.

The previous prime is 10221102022189. The next prime is 10221102022217. The reversal of 10221102022211 is 11222020112201.

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 10221102022211 - 2²⁶ = 10221034913347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10221102022211.

It is not an unprimeable number, because it can be changed into a prime (10221102022217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28023821 + ... + 28386206.

It is an arithmetic number, because the mean of its divisors is an integer number (2555289653358).

Almost surely, 2^{10221102022211} is an apocalyptic number.

10221102022211 is a deficient number, since it is larger than the sum of its proper divisors (56591221).

10221102022211 is an equidigital number, since it uses as much as digits as its factorization.

10221102022211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56591220.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10221102022211 its reverse (11222020112201), we get a palindrome (21443122134412).

The spelling of 10221102022211 in words is "ten trillion, two hundred twenty-one billion, one hundred two million, twenty-two thousand, two hundred eleven".