3120222101 has 2 divisors, whose sum is σ = 3120222102. Its totient is φ = 3120222100.

The previous prime is 3120222073. The next prime is 3120222103. The reversal of 3120222101 is 1012220213.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1814845201 + 1305376900 = 42601^2 + 36130^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3120222101 is a prime.

Together with 3120222103, 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 (3120222103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560111050 + 1560111051.

It is an arithmetic number, because the mean of its divisors is an integer number (1560111051).

Almost surely, 2^3120222101 is an apocalyptic number.

It is an amenable number.

3120222101 is a deficient number, since it is larger than the sum of its proper divisors (1).

3120222101 is an equidigital number, since it uses as much as digits as its factorization.

3120222101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 3120222101 is about 55858.9482625658. The cubic root of 3120222101 is about 1461.2633871051.

Adding to 3120222101 its reverse (1012220213), we get a palindrome (4132442314).

The spelling of 3120222101 in words is "three billion, one hundred twenty million, two hundred twenty-two thousand, one hundred one".