2111660343353 has 8 divisors (see below), whose sum is σ = 2309101274496. Its totient is φ = 1915131380400.

The previous prime is 2111660343323. The next prime is 2111660343409. The reversal of 2111660343353 is 3533430661112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2111660343353 - 2²² = 2111656149049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2111660343313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227987201 + ... + 227996462.

It is an arithmetic number, because the mean of its divisors is an integer number (288637659312).

Almost surely, 2^{2111660343353} is an apocalyptic number.

It is an amenable number.

2111660343353 is a deficient number, since it is larger than the sum of its proper divisors (197440931143).

2111660343353 is a wasteful number, since it uses less digits than its factorization.

2111660343353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455984095.

The product of its (nonzero) digits is 116640, while the sum is 38.

The spelling of 2111660343353 in words is "two trillion, one hundred eleven billion, six hundred sixty million, three hundred forty-three thousand, three hundred fifty-three".