2116111245475 has 6 divisors (see below), whose sum is σ = 2623977944420. Its totient is φ = 1692888996360.

The previous prime is 2116111245431. The next prime is 2116111245491. The reversal of 2116111245475 is 5745421116112.

It is not a de Polignac number, because 2116111245475 - 2¹³ = 2116111237283 is a prime.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 42322224885 + ... + 42322224934.

Almost surely, 2^{2116111245475} is an apocalyptic number.

2116111245475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2116111245475 is a deficient number, since it is larger than the sum of its proper divisors (507866698945).

2116111245475 is an equidigital number, since it uses as much as digits as its factorization.

2116111245475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84644449829 (or 84644449824 counting only the distinct ones).

The product of its digits is 67200, while the sum is 40.

The spelling of 2116111245475 in words is "two trillion, one hundred sixteen billion, one hundred eleven million, two hundred forty-five thousand, four hundred seventy-five".