100210103121 has 4 divisors (see below), whose sum is σ = 133613470832. Its totient is φ = 66806735412.

The previous prime is 100210103087. The next prime is 100210103153. The reversal of 100210103121 is 121301012001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 100210103121 - 2¹¹ = 100210101073 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100210103097 and 100210103106.

It is not an unprimeable number, because it can be changed into a prime (100210103921) 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, 16701683851 + ... + 16701683856.

It is an arithmetic number, because the mean of its divisors is an integer number (33403367708).

Almost surely, 2^100210103121 is an apocalyptic number.

It is an amenable number.

100210103121 is a deficient number, since it is larger than the sum of its proper divisors (33403367711).

100210103121 is an equidigital number, since it uses as much as digits as its factorization.

100210103121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33403367710.

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

Adding to 100210103121 its reverse (121301012001), we get a palindrome (221511115122).

The spelling of 100210103121 in words is "one hundred billion, two hundred ten million, one hundred three thousand, one hundred twenty-one".