2141231516 has 12 divisors (see below), whose sum is σ = 3808584360. Its totient is φ = 1053064560.

The previous prime is 2141231513. The next prime is 2141231527. The reversal of 2141231516 is 6151321412.

It is a super-2 number, since 2×2141231516² = 9169744810223316512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141231513) 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 3 ways as a sum of consecutive naturals, for example, 4387526 + ... + 4388013.

It is an arithmetic number, because the mean of its divisors is an integer number (317382030).

Almost surely, 2^2141231516 is an apocalyptic number.

It is an amenable number.

2141231516 is a deficient number, since it is larger than the sum of its proper divisors (1667352844).

2141231516 is a wasteful number, since it uses less digits than its factorization.

2141231516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8775604 (or 8775602 counting only the distinct ones).

The product of its digits is 1440, while the sum is 26.

The square root of 2141231516 is about 46273.4428803390. The cubic root of 2141231516 is about 1288.9058920017.

Adding to 2141231516 its reverse (6151321412), we get a palindrome (8292552928).

The spelling of 2141231516 in words is "two billion, one hundred forty-one million, two hundred thirty-one thousand, five hundred sixteen".