7221106103 has 2 divisors, whose sum is σ = 7221106104. Its totient is φ = 7221106102.

The previous prime is 7221106093. The next prime is 7221106159. The reversal of 7221106103 is 3016011227.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7221106103 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7221106163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3610553051 + 3610553052.

It is an arithmetic number, because the mean of its divisors is an integer number (3610553052).

Almost surely, 2^7221106103 is an apocalyptic number.

7221106103 is a deficient number, since it is larger than the sum of its proper divisors (1).

7221106103 is an equidigital number, since it uses as much as digits as its factorization.

7221106103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 7221106103 is about 84977.0916365111. The cubic root of 7221106103 is about 1932.8637543031.

The spelling of 7221106103 in words is "seven billion, two hundred twenty-one million, one hundred six thousand, one hundred three".