2105722010 has 16 divisors (see below), whose sum is σ = 4331771136. Its totient is φ = 721961808.

The previous prime is 2105721991. The next prime is 2105722057. The reversal of 2105722010 is 102275012.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15040802 + ... + 15040941.

It is an arithmetic number, because the mean of its divisors is an integer number (270735696).

Almost surely, 2^2105722010 is an apocalyptic number.

2105722010 is an abundant number, since it is smaller than the sum of its proper divisors (2226049126).

2105722010 is a wasteful number, since it uses less digits than its factorization.

2105722010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30081757.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 2105722010 is about 45888.1467265785. The cubic root of 2105722010 is about 1281.7412033388.

Adding to 2105722010 its reverse (102275012), we get a palindrome (2207997022).

The spelling of 2105722010 in words is "two billion, one hundred five million, seven hundred twenty-two thousand, ten".