22211010122237 has 2 divisors, whose sum is σ = 22211010122238. Its totient is φ = 22211010122236.

The previous prime is 22211010122183. The next prime is 22211010122239. The reversal of 22211010122237 is 73222101011222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15281422449316 + 6929587672921 = 3909146^2 + 2632411^2 .

It is a cyclic number.

It is not a de Polignac number, because 22211010122237 - 2²⁶ = 22210943013373 is a prime.

It is a super-2 number, since 2×22211010122237² (a number of 27 digits) contains 22 as substring.

Together with 22211010122239, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22211010122239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11105505061118 + 11105505061119.

It is an arithmetic number, because the mean of its divisors is an integer number (11105505061119).

Almost surely, 2^{22211010122237} is an apocalyptic number.

It is an amenable number.

22211010122237 is a deficient number, since it is larger than the sum of its proper divisors (1).

22211010122237 is an equidigital number, since it uses as much as digits as its factorization.

22211010122237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

Adding to 22211010122237 its reverse (73222101011222), we get a palindrome (95433111133459).

The spelling of 22211010122237 in words is "twenty-two trillion, two hundred eleven billion, ten million, one hundred twenty-two thousand, two hundred thirty-seven".