2051142130 has 8 divisors (see below), whose sum is σ = 3692055852. Its totient is φ = 820456848.

The previous prime is 2051142127. The next prime is 2051142143. The reversal of 2051142130 is 312411502.

It can be written as a sum of positive squares in 2 ways, for example, as 1906108281 + 145033849 = 43659^2 + 12043^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2051142098 and 2051142107.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 102557097 + ... + 102557116.

Almost surely, 2^2051142130 is an apocalyptic number.

2051142130 is a deficient number, since it is larger than the sum of its proper divisors (1640913722).

2051142130 is a wasteful number, since it uses less digits than its factorization.

2051142130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205114220.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2051142130 is about 45289.5366503125. The cubic root of 2051142130 is about 1270.5699655064.

Adding to 2051142130 its reverse (312411502), we get a palindrome (2363553632).

The spelling of 2051142130 in words is "two billion, fifty-one million, one hundred forty-two thousand, one hundred thirty".