11120661560403 has 8 divisors (see below), whose sum is σ = 16475054163600. Its totient is φ = 7413774373584.

The previous prime is 11120661560399. The next prime is 11120661560417. The reversal of 11120661560403 is 30406516602111.

11120661560403 is a `hidden beast` number, since 1 + 1 + 120 + 66 + 15 + 60 + 403 = 666.

It is not a de Polignac number, because 11120661560403 - 2² = 11120661560399 is a prime.

It is a super-2 number, since 2×11120661560403² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11120661560003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205938177018 + ... + 205938177071.

It is an arithmetic number, because the mean of its divisors is an integer number (2059381770450).

Almost surely, 2^{11120661560403} is an apocalyptic number.

11120661560403 is a deficient number, since it is larger than the sum of its proper divisors (5354392603197).

11120661560403 is an equidigital number, since it uses as much as digits as its factorization.

11120661560403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411876354098 (or 411876354092 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 11120661560403 in words is "eleven trillion, one hundred twenty billion, six hundred sixty-one million, five hundred sixty thousand, four hundred three".