2111150232145 has 16 divisors (see below), whose sum is σ = 2549176621632. Its totient is φ = 1678391357760.

The previous prime is 2111150232083. The next prime is 2111150232173. The reversal of 2111150232145 is 5412320511112.

It is not a de Polignac number, because 2111150232145 - 2⁹ = 2111150231633 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, 8395290 + ... + 8643100.

It is an arithmetic number, because the mean of its divisors is an integer number (159323538852).

Almost surely, 2^{2111150232145} is an apocalyptic number.

It is an amenable number.

2111150232145 is a deficient number, since it is larger than the sum of its proper divisors (438026389487).

2111150232145 is a wasteful number, since it uses less digits than its factorization.

2111150232145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258432.

The product of its (nonzero) digits is 2400, while the sum is 28.

Adding to 2111150232145 its reverse (5412320511112), we get a palindrome (7523470743257).

The spelling of 2111150232145 in words is "two trillion, one hundred eleven billion, one hundred fifty million, two hundred thirty-two thousand, one hundred forty-five".