10020121100 has 36 divisors (see below), whose sum is σ = 23720362008. Its totient is φ = 3643680000.

The previous prime is 10020121081. The next prime is 10020121121. The reversal of 10020121100 is 112102001.

10020121100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4553501 + ... + 4555700.

Almost surely, 2^10020121100 is an apocalyptic number.

10020121100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10020121100 is an abundant number, since it is smaller than the sum of its proper divisors (13700240908).

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

10020121100 is a wasteful number, since it uses less digits than its factorization.

10020121100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9109226 (or 9109219 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 10020121100 its reverse (112102001), we get a palindrome (10132223101).

The spelling of 10020121100 in words is "ten billion, twenty million, one hundred twenty-one thousand, one hundred".