2141412321 has 4 divisors (see below), whose sum is σ = 2855216432. Its totient is φ = 1427608212.

The previous prime is 2141412319. The next prime is 2141412331. The reversal of 2141412321 is 1232141412.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2141412321 - 2¹ = 2141412319 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2141412311) 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, 356902051 + ... + 356902056.

It is an arithmetic number, because the mean of its divisors is an integer number (713804108).

Almost surely, 2^2141412321 is an apocalyptic number.

It is an amenable number.

2141412321 is a deficient number, since it is larger than the sum of its proper divisors (713804111).

2141412321 is an equidigital number, since it uses as much as digits as its factorization.

2141412321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713804110.

The product of its digits is 384, while the sum is 21.

The square root of 2141412321 is about 46275.3964974910. The cubic root of 2141412321 is about 1288.9421692669.

Adding to 2141412321 its reverse (1232141412), we get a palindrome (3373553733).

The spelling of 2141412321 in words is "two billion, one hundred forty-one million, four hundred twelve thousand, three hundred twenty-one".