222003101 has 2 divisors, whose sum is σ = 222003102. Its totient is φ = 222003100.

The previous prime is 222003083. The next prime is 222003127. The reversal of 222003101 is 101300222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200194201 + 21808900 = 14149^2 + 4670^2 .

It is a cyclic number.

It is not a de Polignac number, because 222003101 - 2²² = 217808797 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222003401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111001550 + 111001551.

It is an arithmetic number, because the mean of its divisors is an integer number (111001551).

Almost surely, 2^222003101 is an apocalyptic number.

It is an amenable number.

222003101 is a deficient number, since it is larger than the sum of its proper divisors (1).

222003101 is an equidigital number, since it uses as much as digits as its factorization.

222003101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 222003101 is about 14899.7684881343. The cubic root of 222003101 is about 605.5077139633.

Adding to 222003101 its reverse (101300222), we get a palindrome (323303323).

The spelling of 222003101 in words is "two hundred twenty-two million, three thousand, one hundred one".