2141021443 has 8 divisors (see below), whose sum is σ = 2379729456. Its totient is φ = 1909658400.

The previous prime is 2141021411. The next prime is 2141021459. The reversal of 2141021443 is 3441201412.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2141021443 - 2⁵ = 2141021411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2141021473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1835628 + ... + 1836793.

It is an arithmetic number, because the mean of its divisors is an integer number (297466182).

Almost surely, 2^2141021443 is an apocalyptic number.

2141021443 is a deficient number, since it is larger than the sum of its proper divisors (238708013).

2141021443 is a wasteful number, since it uses less digits than its factorization.

2141021443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3672485.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 2141021443 is about 46271.1729157583. The cubic root of 2141021443 is about 1288.8637397510.

Adding to 2141021443 its reverse (3441201412), we get a palindrome (5582222855).

The spelling of 2141021443 in words is "two billion, one hundred forty-one million, twenty-one thousand, four hundred forty-three".