2105421014 has 8 divisors (see below), whose sum is σ = 3166737888. Its totient is φ = 1049841720.

The previous prime is 2105420969. The next prime is 2105421023. The reversal of 2105421014 is 4101245012.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1433477 + ... + 1434944.

It is an arithmetic number, because the mean of its divisors is an integer number (395842236).

Almost surely, 2^2105421014 is an apocalyptic number.

2105421014 is a deficient number, since it is larger than the sum of its proper divisors (1061316874).

2105421014 is a wasteful number, since it uses less digits than its factorization.

2105421014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2868790.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 2105421014 is about 45884.8669388939. The cubic root of 2105421014 is about 1281.6801289018.

Adding to 2105421014 its reverse (4101245012), we get a palindrome (6206666026).

The spelling of 2105421014 in words is "two billion, one hundred five million, four hundred twenty-one thousand, fourteen".