2051110355 has 24 divisors (see below), whose sum is σ = 2940578928. Its totient is φ = 1368456768.

The previous prime is 2051110351. The next prime is 2051110357. The reversal of 2051110355 is 5530111502.

It is a happy number.

It is not a de Polignac number, because 2051110355 - 2² = 2051110351 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2051110355.

It is not an unprimeable number, because it can be changed into a prime (2051110351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104069 + ... + 122198.

It is an arithmetic number, because the mean of its divisors is an integer number (122524122).

Almost surely, 2^2051110355 is an apocalyptic number.

2051110355 is a deficient number, since it is larger than the sum of its proper divisors (889468573).

2051110355 is a wasteful number, since it uses less digits than its factorization.

2051110355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226323 (or 226316 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 2051110355 is about 45289.1858504875. The cubic root of 2051110355 is about 1270.5634045163.

Adding to 2051110355 its reverse (5530111502), we get a palindrome (7581221857).

The spelling of 2051110355 in words is "two billion, fifty-one million, one hundred ten thousand, three hundred fifty-five".