1220055035103 has 12 divisors (see below), whose sum is σ = 1773526571128. Its totient is φ = 808189321680.

The previous prime is 1220055035053. The next prime is 1220055035113. The reversal of 1220055035103 is 3015305500221.

It is a happy number.

1220055035103 is a `hidden beast` number, since 1 + 2 + 2 + 0 + 0 + 550 + 3 + 5 + 103 = 666.

It is not a de Polignac number, because 1220055035103 - 2⁹ = 1220055034591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220055035113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 431723653 + ... + 431726478.

Almost surely, 2^{1220055035103} is an apocalyptic number.

1220055035103 is a deficient number, since it is larger than the sum of its proper divisors (553471536025).

1220055035103 is a wasteful number, since it uses less digits than its factorization.

1220055035103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863450294 (or 863450291 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The spelling of 1220055035103 in words is "one trillion, two hundred twenty billion, fifty-five million, thirty-five thousand, one hundred three".