1210423441403 has 4 divisors (see below), whose sum is σ = 1320461936088. Its totient is φ = 1100384946720.

The previous prime is 1210423441397. The next prime is 1210423441429. The reversal of 1210423441403 is 3041443240121.

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 1210423441403 - 2⁴ = 1210423441387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1210423440403) 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, 55019247326 + ... + 55019247347.

It is an arithmetic number, because the mean of its divisors is an integer number (330115484022).

Almost surely, 2^{1210423441403} is an apocalyptic number.

1210423441403 is a deficient number, since it is larger than the sum of its proper divisors (110038494685).

1210423441403 is a wasteful number, since it uses less digits than its factorization.

1210423441403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110038494684.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1210423441403 its reverse (3041443240121), we get a palindrome (4251866681524).

The spelling of 1210423441403 in words is "one trillion, two hundred ten billion, four hundred twenty-three million, four hundred forty-one thousand, four hundred three".