11661055001119 has 32 divisors (see below), whose sum is σ = 12885929971200. Its totient is φ = 10503134674560.

The previous prime is 11661055001041. The next prime is 11661055001131. The reversal of 11661055001119 is 91110055016611.

It is a cyclic number.

It is not a de Polignac number, because 11661055001119 - 2³⁵ = 11626695262751 is a prime.

It is a super-2 number, since 2×11661055001119² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11661055001819) 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 31 ways as a sum of consecutive naturals, for example, 318337497 + ... + 318374125.

It is an arithmetic number, because the mean of its divisors is an integer number (402685311600).

Almost surely, 2^{11661055001119} is an apocalyptic number.

11661055001119 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

11661055001119 is a deficient number, since it is larger than the sum of its proper divisors (1224874970081).

11661055001119 is a wasteful number, since it uses less digits than its factorization.

11661055001119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41055.

The product of its (nonzero) digits is 8100, while the sum is 37.

The spelling of 11661055001119 in words is "eleven trillion, six hundred sixty-one billion, fifty-five million, one thousand, one hundred nineteen".