100021350103 has 2 divisors, whose sum is σ = 100021350104. Its totient is φ = 100021350102.

The previous prime is 100021350101. The next prime is 100021350131. The reversal of 100021350103 is 301053120001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100021350103 - 2¹ = 100021350101 is a prime.

It is a super-2 number, since 2×100021350103² (a number of 23 digits) contains 22 as substring.

Together with 100021350101, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100021350101) 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 as a sum of consecutive naturals, namely, 50010675051 + 50010675052.

It is an arithmetic number, because the mean of its divisors is an integer number (50010675052).

Almost surely, 2^100021350103 is an apocalyptic number.

100021350103 is a deficient number, since it is larger than the sum of its proper divisors (1).

100021350103 is an equidigital number, since it uses as much as digits as its factorization.

100021350103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 16.

Adding to 100021350103 its reverse (301053120001), we get a palindrome (401074470104).

The spelling of 100021350103 in words is "one hundred billion, twenty-one million, three hundred fifty thousand, one hundred three".