229901101 has 2 divisors, whose sum is σ = 229901102. Its totient is φ = 229901100.

The previous prime is 229901069. The next prime is 229901129. The reversal of 229901101 is 101109922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137241225 + 92659876 = 11715^2 + 9626^2 .

It is a cyclic number.

It is not a de Polignac number, because 229901101 - 2⁵ = 229901069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229901141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114950550 + 114950551.

It is an arithmetic number, because the mean of its divisors is an integer number (114950551).

Almost surely, 2^229901101 is an apocalyptic number.

It is an amenable number.

229901101 is a deficient number, since it is larger than the sum of its proper divisors (1).

229901101 is an equidigital number, since it uses as much as digits as its factorization.

229901101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 229901101 is about 15162.4899340445. The cubic root of 229901101 is about 612.6047365526.

The spelling of 229901101 in words is "two hundred twenty-nine million, nine hundred one thousand, one hundred one".