2111052351115 has 16 divisors (see below), whose sum is σ = 2541074298336. Its totient is φ = 1683634867200.

The previous prime is 2111052351097. The next prime is 2111052351143. The reversal of 2111052351115 is 5111532501112.

It is a de Polignac number, because none of the positive numbers 2^k-2111052351115 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 37012059 + ... + 37069051.

It is an arithmetic number, because the mean of its divisors is an integer number (158817143646).

Almost surely, 2^{2111052351115} is an apocalyptic number.

2111052351115 is a deficient number, since it is larger than the sum of its proper divisors (430021947221).

2111052351115 is a wasteful number, since it uses less digits than its factorization.

2111052351115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79710.

The product of its (nonzero) digits is 1500, while the sum is 28.

Adding to 2111052351115 its reverse (5111532501112), we get a palindrome (7222584852227).

The spelling of 2111052351115 in words is "two trillion, one hundred eleven billion, fifty-two million, three hundred fifty-one thousand, one hundred fifteen".