2041423021 has 8 divisors (see below), whose sum is σ = 2230647264. Its totient is φ = 1852805520.

The previous prime is 2041422973. The next prime is 2041423037. The reversal of 2041423021 is 1203241402.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2041423021 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2041423021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2041423081) 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, 144631 + ... + 158116.

It is an arithmetic number, because the mean of its divisors is an integer number (278830908).

Almost surely, 2^2041423021 is an apocalyptic number.

It is an amenable number.

2041423021 is a deficient number, since it is larger than the sum of its proper divisors (189224243).

2041423021 is a wasteful number, since it uses less digits than its factorization.

2041423021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303371.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2041423021 is about 45182.1095235714. The cubic root of 2041423021 is about 1268.5599692547.

Adding to 2041423021 its reverse (1203241402), we get a palindrome (3244664423).

The spelling of 2041423021 in words is "two billion, forty-one million, four hundred twenty-three thousand, twenty-one".