103021020103 has 4 divisors (see below), whose sum is σ = 106344278848. Its totient is φ = 99697761360.

The previous prime is 103021020097. The next prime is 103021020121. The reversal of 103021020103 is 301020120301.

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

It is a cyclic number.

It is not a de Polignac number, because 103021020103 - 2¹³ = 103021011911 is a prime.

It is a super-2 number, since 2×103021020103² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103021020173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1661629326 + ... + 1661629387.

It is an arithmetic number, because the mean of its divisors is an integer number (26586069712).

Almost surely, 2^103021020103 is an apocalyptic number.

103021020103 is a deficient number, since it is larger than the sum of its proper divisors (3323258745).

103021020103 is an equidigital number, since it uses as much as digits as its factorization.

103021020103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3323258744.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 103021020103 its reverse (301020120301), we get a palindrome (404041140404).

The spelling of 103021020103 in words is "one hundred three billion, twenty-one million, twenty thousand, one hundred three".