2143332051 has 16 divisors (see below), whose sum is σ = 3319573248. Its totient is φ = 1204682400.

The previous prime is 2143332043. The next prime is 2143332089. The reversal of 2143332051 is 1502333412.

It is not a de Polignac number, because 2143332051 - 2³ = 2143332043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2143332251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 835305 + ... + 837866.

It is an arithmetic number, because the mean of its divisors is an integer number (207473328).

Almost surely, 2^2143332051 is an apocalyptic number.

2143332051 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2143332051 is a deficient number, since it is larger than the sum of its proper divisors (1176241197).

2143332051 is a wasteful number, since it uses less digits than its factorization.

2143332051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673242.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 2143332051 is about 46296.1342986647. The cubic root of 2143332051 is about 1289.3272238518.

Adding to 2143332051 its reverse (1502333412), we get a palindrome (3645665463).

The spelling of 2143332051 in words is "two billion, one hundred forty-three million, three hundred thirty-two thousand, fifty-one".