100102012021121 has 8 divisors (see below), whose sum is σ = 109204253308800. Its totient is φ = 91000113796240.

The previous prime is 100102012021111. The next prime is 100102012021157. The reversal of 100102012021121 is 121120210201001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100102012021121 - 2³⁰ = 100100938279297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100102012021096 and 100102012021105.

It is not an unprimeable number, because it can be changed into a prime (100102012021111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85155401 + ... + 86322918.

It is an arithmetic number, because the mean of its divisors is an integer number (13650531663600).

Almost surely, 2^{100102012021121} is an apocalyptic number.

100102012021121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100102012021121 is a deficient number, since it is larger than the sum of its proper divisors (9102241287679).

100102012021121 is a wasteful number, since it uses less digits than its factorization.

100102012021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171531399.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100102012021121 its reverse (121120210201001), we get a palindrome (221222222222122).

The spelling of 100102012021121 in words is "one hundred trillion, one hundred two billion, twelve million, twenty-one thousand, one hundred twenty-one".