22000000229 has 2 divisors, whose sum is σ = 22000000230. Its totient is φ = 22000000228.

The previous prime is 22000000199. The next prime is 22000000241. The reversal of 22000000229 is 92200000022.

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., 12124212100 + 9875788129 = 110110^2 + 99377^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22000000229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22000000249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000000114 + 11000000115.

It is an arithmetic number, because the mean of its divisors is an integer number (11000000115).

Almost surely, 2^22000000229 is an apocalyptic number.

It is an amenable number.

22000000229 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000000229 is an equidigital number, since it uses as much as digits as its factorization.

22000000229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The spelling of 22000000229 in words is "twenty-two billion, two hundred twenty-nine", and thus it is an aban number.