2220100229 has 2 divisors, whose sum is σ = 2220100230. Its totient is φ = 2220100228.

The previous prime is 2220100187. The next prime is 2220100273. The reversal of 2220100229 is 9220010222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1681164004 + 538936225 = 41002^2 + 23215^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2220100229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2220100229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2220102229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110050114 + 1110050115.

It is an arithmetic number, because the mean of its divisors is an integer number (1110050115).

Almost surely, 2^2220100229 is an apocalyptic number.

It is an amenable number.

2220100229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220100229 is an equidigital number, since it uses as much as digits as its factorization.

2220100229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 2220100229 is about 47117.9395665812. The cubic root of 2220100229 is about 1304.5403819788.

The spelling of 2220100229 in words is "two billion, two hundred twenty million, one hundred thousand, two hundred twenty-nine".