1220302202103 has 24 divisors (see below), whose sum is σ = 1802307808080. Its totient is φ = 795344484480.

The previous prime is 1220302202023. The next prime is 1220302202153. The reversal of 1220302202103 is 3012022030221.

It is not a de Polignac number, because 1220302202103 - 2⁸ = 1220302201847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220302202153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4418073 + ... + 4686146.

It is an arithmetic number, because the mean of its divisors is an integer number (75096158670).

Almost surely, 2^{1220302202103} is an apocalyptic number.

1220302202103 is a deficient number, since it is larger than the sum of its proper divisors (582005605977).

1220302202103 is a wasteful number, since it uses less digits than its factorization.

1220302202103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9104559 (or 9104556 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1220302202103 its reverse (3012022030221), we get a palindrome (4232324232324).

The spelling of 1220302202103 in words is "one trillion, two hundred twenty billion, three hundred two million, two hundred two thousand, one hundred three".