10002120000100 has 36 divisors (see below), whose sum is σ = 21711411446704. Its totient is φ = 3999592507680.

The previous prime is 10002120000083. The next prime is 10002120000101. The reversal of 10002120000100 is 100002120001.

It is not an unprimeable number, because it can be changed into a prime (10002120000101) 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 11 ways as a sum of consecutive naturals, for example, 15373362 + ... + 16010761.

Almost surely, 2^{10002120000100} is an apocalyptic number.

10002120000100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10002120000100 is an abundant number, since it is smaller than the sum of its proper divisors (11709291446604).

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

10002120000100 is a wasteful number, since it uses less digits than its factorization.

10002120000100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31387324 (or 31387317 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 10002120000100 its reverse (100002120001), we get a palindrome (10102122120101).

The spelling of 10002120000100 in words is "ten trillion, two billion, one hundred twenty million, one hundred", and thus it is an aban number.