1210223231103 has 16 divisors (see below), whose sum is σ = 1688157789696. Its totient is φ = 770389460160.

The previous prime is 1210223231099. The next prime is 1210223231123. The reversal of 1210223231103 is 3011323220121.

It is not a de Polignac number, because 1210223231103 - 2² = 1210223231099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1210223231103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210223231123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104666701 + ... + 104678262.

It is an arithmetic number, because the mean of its divisors is an integer number (105509861856).

Almost surely, 2^{1210223231103} is an apocalyptic number.

1210223231103 is a deficient number, since it is larger than the sum of its proper divisors (477934558593).

1210223231103 is a wasteful number, since it uses less digits than its factorization.

1210223231103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209345054.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1210223231103 its reverse (3011323220121), we get a palindrome (4221546451224).

The spelling of 1210223231103 in words is "one trillion, two hundred ten billion, two hundred twenty-three million, two hundred thirty-one thousand, one hundred three".