1131030223203 has 8 divisors (see below), whose sum is σ = 1519914631168. Its totient is φ = 748082982024.

The previous prime is 1131030223171. The next prime is 1131030223237. The reversal of 1131030223203 is 3023220301311.

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

It is not a de Polignac number, because 1131030223203 - 2⁵ = 1131030223171 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1131030223203.

It is not an unprimeable number, because it can be changed into a prime (1131030223273) 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, 1484291251 + ... + 1484292012.

It is an arithmetic number, because the mean of its divisors is an integer number (189989328896).

Almost surely, 2^{1131030223203} is an apocalyptic number.

1131030223203 is a deficient number, since it is larger than the sum of its proper divisors (388884407965).

1131030223203 is a wasteful number, since it uses less digits than its factorization.

1131030223203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2968583393.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1131030223203 its reverse (3023220301311), we get a palindrome (4154250524514).

The spelling of 1131030223203 in words is "one trillion, one hundred thirty-one billion, thirty million, two hundred twenty-three thousand, two hundred three".