1220101302303 has 24 divisors (see below), whose sum is σ = 1898746522400. Its totient is φ = 750510671040.

The previous prime is 1220101302283. The next prime is 1220101302311. The reversal of 1220101302303 is 3032031010221.

1220101302303 is a `hidden beast` number, since 1 + 220 + 10 + 130 + 2 + 303 = 666.

It is not a de Polignac number, because 1220101302303 - 2⁸ = 1220101302047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220101302403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1953403 + ... + 2501196.

Almost surely, 2^{1220101302303} is an apocalyptic number.

1220101302303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1220101302303 is a deficient number, since it is larger than the sum of its proper divisors (678645220097).

1220101302303 is a wasteful number, since it uses less digits than its factorization.

1220101302303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4456959 (or 4456956 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1220101302303 its reverse (3032031010221), we get a palindrome (4252132312524).

The spelling of 1220101302303 in words is "one trillion, two hundred twenty billion, one hundred one million, three hundred two thousand, three hundred three".