11210222122021 has 32 divisors (see below), whose sum is σ = 12947193262080. Its totient is φ = 9625211031744.

The previous prime is 11210222122009. The next prime is 11210222122063. The reversal of 11210222122021 is 12022122201211.

It is a cyclic number.

It is not a de Polignac number, because 11210222122021 - 2¹³ = 11210222113829 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 11210222122021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11210222122091) 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 31 ways as a sum of consecutive naturals, for example, 998020 + ... + 4839058.

It is an arithmetic number, because the mean of its divisors is an integer number (404599789440).

Almost surely, 2^{11210222122021} is an apocalyptic number.

It is an amenable number.

11210222122021 is a deficient number, since it is larger than the sum of its proper divisors (1736971140059).

11210222122021 is a wasteful number, since it uses less digits than its factorization.

11210222122021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3841345.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11210222122021 its reverse (12022122201211), we get a palindrome (23232344323232).

The spelling of 11210222122021 in words is "eleven trillion, two hundred ten billion, two hundred twenty-two million, one hundred twenty-two thousand, twenty-one".