2221220112103 has 2 divisors, whose sum is σ = 2221220112104. Its totient is φ = 2221220112102.

The previous prime is 2221220112019. The next prime is 2221220112107. The reversal of 2221220112103 is 3012110221222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2221220112103 - 2¹⁷ = 2221219981031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2221220112107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110610056051 + 1110610056052.

It is an arithmetic number, because the mean of its divisors is an integer number (1110610056052).

Almost surely, 2^{2221220112103} is an apocalyptic number.

2221220112103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221220112103 is an equidigital number, since it uses as much as digits as its factorization.

2221220112103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 2221220112103 its reverse (3012110221222), we get a palindrome (5233330333325).

The spelling of 2221220112103 in words is "two trillion, two hundred twenty-one billion, two hundred twenty million, one hundred twelve thousand, one hundred three".