2102143051 has 2 divisors, whose sum is σ = 2102143052. Its totient is φ = 2102143050.

The previous prime is 2102143019. The next prime is 2102143117. The reversal of 2102143051 is 1503412012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2102143051 - 2⁵ = 2102143019 is a prime.

It is not a weakly prime, because it can be changed into another prime (2102143651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051071525 + 1051071526.

It is an arithmetic number, because the mean of its divisors is an integer number (1051071526).

Almost surely, 2^2102143051 is an apocalyptic number.

2102143051 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102143051 is an equidigital number, since it uses as much as digits as its factorization.

2102143051 is an odious number, because the sum of its binary digits is odd.

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

The square root of 2102143051 is about 45849.1335905053. The cubic root of 2102143051 is about 1281.0146274404.

Adding to 2102143051 its reverse (1503412012), we get a palindrome (3605555063).

The spelling of 2102143051 in words is "two billion, one hundred two million, one hundred forty-three thousand, fifty-one".