2150111345 has 16 divisors (see below), whose sum is σ = 2718546240. Its totient is φ = 1627988544.

The previous prime is 2150111339. The next prime is 2150111371. The reversal of 2150111345 is 5431110512.

It is a cyclic number.

It is not a de Polignac number, because 2150111345 - 2⁶ = 2150111281 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2150111345.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93482 + ... + 114188.

It is an arithmetic number, because the mean of its divisors is an integer number (169909140).

Almost surely, 2^2150111345 is an apocalyptic number.

It is an amenable number.

2150111345 is a deficient number, since it is larger than the sum of its proper divisors (568434895).

2150111345 is a wasteful number, since it uses less digits than its factorization.

2150111345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21824.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 2150111345 is about 46369.2931259470. The cubic root of 2150111345 is about 1290.6851607326.

Adding to 2150111345 its reverse (5431110512), we get a palindrome (7581221857).

The spelling of 2150111345 in words is "two billion, one hundred fifty million, one hundred eleven thousand, three hundred forty-five".