1103210312203 has 4 divisors (see below), whose sum is σ = 1104644916760. Its totient is φ = 1101775707648.

The previous prime is 1103210312173. The next prime is 1103210312209. The reversal of 1103210312203 is 3022130123011.

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 1103210312203 - 2²¹ = 1103208215051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103210312209) 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, 717301125 + ... + 717302662.

It is an arithmetic number, because the mean of its divisors is an integer number (276161229190).

Almost surely, 2^{1103210312203} is an apocalyptic number.

1103210312203 is a deficient number, since it is larger than the sum of its proper divisors (1434604557).

1103210312203 is an equidigital number, since it uses as much as digits as its factorization.

1103210312203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1434604556.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1103210312203 its reverse (3022130123011), we get a palindrome (4125340435214).

The spelling of 1103210312203 in words is "one trillion, one hundred three billion, two hundred ten million, three hundred twelve thousand, two hundred three".