22202121111227 has 2 divisors, whose sum is σ = 22202121111228. Its totient is φ = 22202121111226.

The previous prime is 22202121111113. The next prime is 22202121111229. The reversal of 22202121111227 is 72211112120222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22202121111227 - 2¹⁴ = 22202121094843 is a prime.

Together with 22202121111229, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22202121111196 and 22202121111205.

It is not a weakly prime, because it can be changed into another prime (22202121111229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101060555613 + 11101060555614.

It is an arithmetic number, because the mean of its divisors is an integer number (11101060555614).

Almost surely, 2^{22202121111227} is an apocalyptic number.

22202121111227 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202121111227 is an equidigital number, since it uses as much as digits as its factorization.

22202121111227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 26.

Adding to 22202121111227 its reverse (72211112120222), we get a palindrome (94413233231449).

The spelling of 22202121111227 in words is "twenty-two trillion, two hundred two billion, one hundred twenty-one million, one hundred eleven thousand, two hundred twenty-seven".