1131214430203 has 16 divisors (see below), whose sum is σ = 1332135981792. Its totient is φ = 947016000000.

The previous prime is 1131214430167. The next prime is 1131214430221. The reversal of 1131214430203 is 3020344121311.

It is a cyclic number.

It is not a de Polignac number, because 1131214430203 - 2¹³ = 1131214422011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1131214430293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9334798 + ... + 9455203.

It is an arithmetic number, because the mean of its divisors is an integer number (83258498862).

Almost surely, 2^{1131214430203} is an apocalyptic number.

1131214430203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1131214430203 is a deficient number, since it is larger than the sum of its proper divisors (200921551589).

1131214430203 is a wasteful number, since it uses less digits than its factorization.

1131214430203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18790446.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1131214430203 its reverse (3020344121311), we get a palindrome (4151558551514).

The spelling of 1131214430203 in words is "one trillion, one hundred thirty-one billion, two hundred fourteen million, four hundred thirty thousand, two hundred three".