100102122120001 has 4 divisors (see below), whose sum is σ = 100102311476100. Its totient is φ = 100101932763904.

The previous prime is 100102122119971. The next prime is 100102122120029. The reversal of 100102122120001 is 100021221201001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 72702498283776 + 27399623836225 = 8526576^2 + 5234465^2 .

It is a cyclic number.

It is not a de Polignac number, because 100102122120001 - 2¹³ = 100102122111809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100102122120031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93882856 + ... + 94943113.

It is an arithmetic number, because the mean of its divisors is an integer number (25025577869025).

Almost surely, 2^{100102122120001} is an apocalyptic number.

It is an amenable number.

100102122120001 is a deficient number, since it is larger than the sum of its proper divisors (189356099).

100102122120001 is an equidigital number, since it uses as much as digits as its factorization.

100102122120001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189356098.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100102122120001 its reverse (100021221201001), we get a palindrome (200123343321002).

The spelling of 100102122120001 in words is "one hundred trillion, one hundred two billion, one hundred twenty-two million, one hundred twenty thousand, one".