2216570101 has 2 divisors, whose sum is σ = 2216570102. Its totient is φ = 2216570100.

The previous prime is 2216570017. The next prime is 2216570107. The reversal of 2216570101 is 1010756122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2061069201 + 155500900 = 45399^2 + 12470^2 .

It is a cyclic number.

It is not a de Polignac number, because 2216570101 - 2¹³ = 2216561909 is a prime.

It is a super-3 number, since 3×2216570101³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2216570107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1108285050 + 1108285051.

It is an arithmetic number, because the mean of its divisors is an integer number (1108285051).

Almost surely, 2^2216570101 is an apocalyptic number.

It is an amenable number.

2216570101 is a deficient number, since it is larger than the sum of its proper divisors (1).

2216570101 is an equidigital number, since it uses as much as digits as its factorization.

2216570101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 2216570101 is about 47080.4641119860. The cubic root of 2216570101 is about 1303.8485757415.

The spelling of 2216570101 in words is "two billion, two hundred sixteen million, five hundred seventy thousand, one hundred one".