2101202104 has 32 divisors (see below), whose sum is σ = 3992199120. Its totient is φ = 1036647936.

The previous prime is 2101202093. The next prime is 2101202107. The reversal of 2101202104 is 4012021012.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101202107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 740272 + ... + 743104.

Almost surely, 2^2101202104 is an apocalyptic number.

It is an amenable number.

2101202104 is a deficient number, since it is larger than the sum of its proper divisors (1890997016).

2101202104 is a wasteful number, since it uses less digits than its factorization.

2101202104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4039 (or 4035 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2101202104 is about 45838.8711030278. The cubic root of 2101202104 is about 1280.8234658921.

Adding to 2101202104 its reverse (4012021012), we get a palindrome (6113223116).

The spelling of 2101202104 in words is "two billion, one hundred one million, two hundred two thousand, one hundred four".