2051111324 has 12 divisors (see below), whose sum is σ = 3589771248. Its totient is φ = 1025462400.

The previous prime is 2051111299. The next prime is 2051111327. The reversal of 2051111324 is 4231111502.

It is a junction number, because it is equal to n+sod(n) for n = 2051111296 and 2051111305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051111327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56609 + ... + 85479.

It is an arithmetic number, because the mean of its divisors is an integer number (299147604).

Almost surely, 2^2051111324 is an apocalyptic number.

It is an amenable number.

2051111324 is a deficient number, since it is larger than the sum of its proper divisors (1538659924).

2051111324 is a wasteful number, since it uses less digits than its factorization.

2051111324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46636 (or 46634 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 2051111324 is about 45289.1965484043. The cubic root of 2051111324 is about 1270.5636045992.

Adding to 2051111324 its reverse (4231111502), we get a palindrome (6282222826).

The spelling of 2051111324 in words is "two billion, fifty-one million, one hundred eleven thousand, three hundred twenty-four".