1220012220103 has 2 divisors, whose sum is σ = 1220012220104. Its totient is φ = 1220012220102.

The previous prime is 1220012220059. The next prime is 1220012220107. The reversal of 1220012220103 is 3010222100221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1220012220103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1220012220107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610006110051 + 610006110052.

It is an arithmetic number, because the mean of its divisors is an integer number (610006110052).

Almost surely, 2^{1220012220103} is an apocalyptic number.

1220012220103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220012220103 is an equidigital number, since it uses as much as digits as its factorization.

1220012220103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1220012220103 its reverse (3010222100221), we get a palindrome (4230234320324).

The spelling of 1220012220103 in words is "one trillion, two hundred twenty billion, twelve million, two hundred twenty thousand, one hundred three".