100130103010321 has 4 divisors (see below), whose sum is σ = 100130142951972. Its totient is φ = 100130063068672.

The previous prime is 100130103010237. The next prime is 100130103010337. The reversal of 100130103010321 is 123010301031001.

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 17537995489921 + 82592107520400 = 4187839^2 + 9088020^2 .

It is a cyclic number.

It is not a de Polignac number, because 100130103010321 - 2³³ = 100121513075729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100130103010295 and 100130103010304.

It is not an unprimeable number, because it can be changed into a prime (100130103013321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15939160 + ... + 21314713.

It is an arithmetic number, because the mean of its divisors is an integer number (25032535737993).

Almost surely, 2^{100130103010321} is an apocalyptic number.

It is an amenable number.

100130103010321 is a deficient number, since it is larger than the sum of its proper divisors (39941651).

100130103010321 is an equidigital number, since it uses as much as digits as its factorization.

100130103010321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39941650.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 100130103010321 its reverse (123010301031001), we get a palindrome (223140404041322).

The spelling of 100130103010321 in words is "one hundred trillion, one hundred thirty billion, one hundred three million, ten thousand, three hundred twenty-one".