2102011040 has 48 divisors (see below), whose sum is σ = 5227377120. Its totient is φ = 796550400.

The previous prime is 2102011039. The next prime is 2102011061. The reversal of 2102011040 is 401102012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342686 + ... + 348765.

It is an arithmetic number, because the mean of its divisors is an integer number (108903690).

Almost surely, 2^2102011040 is an apocalyptic number.

2102011040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102011040 is an abundant number, since it is smaller than the sum of its proper divisors (3125366080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2102011040 is a wasteful number, since it uses less digits than its factorization.

2102011040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691485 (or 691477 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2102011040 is about 45847.6939441887. The cubic root of 2102011040 is about 1280.9878117008.

Adding to 2102011040 its reverse (401102012), we get a palindrome (2503113052).

The spelling of 2102011040 in words is "two billion, one hundred two million, eleven thousand, forty".