222211111122029 has 2 divisors, whose sum is σ = 222211111122030. Its totient is φ = 222211111122028.

The previous prime is 222211111121957. The next prime is 222211111122031. The reversal of 222211111122029 is 920221111112222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200744550349225 + 21466560772804 = 14168435^2 + 4633202^2 .

It is a cyclic number.

It is not a de Polignac number, because 222211111122029 - 2⁴⁴ = 204618925077613 is a prime.

Together with 222211111122031, 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 = 222211111121992 and 222211111122010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222211111127029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111105555561014 + 111105555561015.

It is an arithmetic number, because the mean of its divisors is an integer number (111105555561015).

Almost surely, 2^{222211111122029} is an apocalyptic number.

It is an amenable number.

222211111122029 is a deficient number, since it is larger than the sum of its proper divisors (1).

222211111122029 is an equidigital number, since it uses as much as digits as its factorization.

222211111122029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 29.

The spelling of 222211111122029 in words is "two hundred twenty-two trillion, two hundred eleven billion, one hundred eleven million, one hundred twenty-two thousand, twenty-nine".