11202010222421 has 2 divisors, whose sum is σ = 11202010222422. Its totient is φ = 11202010222420.

The previous prime is 11202010222397. The next prime is 11202010222433. The reversal of 11202010222421 is 12422201020211.

It is a happy number.

11202010222421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6680730953521 + 4521279268900 = 2584711^2 + 2126330^2 .

It is an emirp because it is prime and its reverse (12422201020211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11202010222421 - 2¹⁸ = 11202009960277 is a prime.

It is a super-2 number, since 2×11202010222421² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11202010222393 and 11202010222402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11202010822421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601005111210 + 5601005111211.

It is an arithmetic number, because the mean of its divisors is an integer number (5601005111211).

Almost surely, 2^{11202010222421} is an apocalyptic number.

It is an amenable number.

11202010222421 is a deficient number, since it is larger than the sum of its proper divisors (1).

11202010222421 is an equidigital number, since it uses as much as digits as its factorization.

11202010222421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11202010222421 its reverse (12422201020211), we get a palindrome (23624211242632).

The spelling of 11202010222421 in words is "eleven trillion, two hundred two billion, ten million, two hundred twenty-two thousand, four hundred twenty-one".