103003110200021 has 4 divisors (see below), whose sum is σ = 104748925627200. Its totient is φ = 101257294772844.

The previous prime is 103003110199993. The next prime is 103003110200087. The reversal of 103003110200021 is 120002011300301.

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 a cyclic number.

It is not a de Polignac number, because 103003110200021 - 2²² = 103003106005717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103003110199969 and 103003110200005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103003110500021) 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, 872907713501 + ... + 872907713618.

It is an arithmetic number, because the mean of its divisors is an integer number (26187231406800).

Almost surely, 2^{103003110200021} is an apocalyptic number.

It is an amenable number.

103003110200021 is a deficient number, since it is larger than the sum of its proper divisors (1745815427179).

103003110200021 is an equidigital number, since it uses as much as digits as its factorization.

103003110200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1745815427178.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 103003110200021 its reverse (120002011300301), we get a palindrome (223005121500322).

The spelling of 103003110200021 in words is "one hundred three trillion, three billion, one hundred ten million, two hundred thousand, twenty-one".