222069149 has 2 divisors, whose sum is σ = 222069150. Its totient is φ = 222069148.

The previous prime is 222069119. The next prime is 222069187. The reversal of 222069149 is 941960222.

222069149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 208600249 + 13468900 = 14443^2 + 3670^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222069149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222069109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111034574 + 111034575.

It is an arithmetic number, because the mean of its divisors is an integer number (111034575).

Almost surely, 2^222069149 is an apocalyptic number.

It is an amenable number.

222069149 is a deficient number, since it is larger than the sum of its proper divisors (1).

222069149 is an equidigital number, since it uses as much as digits as its factorization.

222069149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 222069149 is about 14901.9847335850. The cubic root of 222069149 is about 605.5677560797.

The spelling of 222069149 in words is "two hundred twenty-two million, sixty-nine thousand, one hundred forty-nine".