1231114216503 has 8 divisors (see below), whose sum is σ = 1641497135616. Its totient is φ = 820737054200.

The previous prime is 1231114216399. The next prime is 1231114216517. The reversal of 1231114216503 is 3056124111321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1231114216503 - 2²⁸ = 1230845781047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1231114216523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 912693 + ... + 1815278.

It is an arithmetic number, because the mean of its divisors is an integer number (205187141952).

Almost surely, 2^{1231114216503} is an apocalyptic number.

1231114216503 is a deficient number, since it is larger than the sum of its proper divisors (410382919113).

1231114216503 is a wasteful number, since it uses less digits than its factorization.

1231114216503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2878405.

The product of its (nonzero) digits is 4320, while the sum is 30.

Adding to 1231114216503 its reverse (3056124111321), we get a palindrome (4287238327824).

The spelling of 1231114216503 in words is "one trillion, two hundred thirty-one billion, one hundred fourteen million, two hundred sixteen thousand, five hundred three".