102030100002101 has 4 divisors (see below), whose sum is σ = 102032632497900. Its totient is φ = 102027567506304.

The previous prime is 102030100002023. The next prime is 102030100002113. The reversal of 102030100002101 is 101200001030201.

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 73091402521201 + 28938697480900 = 8549351^2 + 5379470^2 .

It is a cyclic number.

It is not a de Polignac number, because 102030100002101 - 2¹⁴ = 102030099985717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102030100001101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1266187466 + ... + 1266268043.

It is an arithmetic number, because the mean of its divisors is an integer number (25508158124475).

Almost surely, 2^{102030100002101} is an apocalyptic number.

It is an amenable number.

102030100002101 is a deficient number, since it is larger than the sum of its proper divisors (2532495799).

102030100002101 is an equidigital number, since it uses as much as digits as its factorization.

102030100002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2532495798.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 102030100002101 its reverse (101200001030201), we get a palindrome (203230101032302).

The spelling of 102030100002101 in words is "one hundred two trillion, thirty billion, one hundred million, two thousand, one hundred one".