2212056101 has 2 divisors, whose sum is σ = 2212056102. Its totient is φ = 2212056100.

The previous prime is 2212056061. The next prime is 2212056103. The reversal of 2212056101 is 1016502122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2208060100 + 3996001 = 46990^2 + 1999^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212056101 - 2¹⁰ = 2212055077 is a prime.

Together with 2212056103, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2212056103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106028050 + 1106028051.

It is an arithmetic number, because the mean of its divisors is an integer number (1106028051).

Almost surely, 2^2212056101 is an apocalyptic number.

It is an amenable number.

2212056101 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212056101 is an equidigital number, since it uses as much as digits as its factorization.

2212056101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 2212056101 is about 47032.5004757349. The cubic root of 2212056101 is about 1302.9628871909.

Adding to 2212056101 its reverse (1016502122), we get a palindrome (3228558223).

The spelling of 2212056101 in words is "two billion, two hundred twelve million, fifty-six thousand, one hundred one".