1131122211003 has 12 divisors (see below), whose sum is σ = 1636384171240. Its totient is φ = 752908715136.

The previous prime is 1131122210951. The next prime is 1131122211013. The reversal of 1131122211003 is 3001122211311.

It is not a de Polignac number, because 1131122211003 - 2¹⁶ = 1131122145467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131122211013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97723798 + ... + 97735371.

Almost surely, 2^{1131122211003} is an apocalyptic number.

1131122211003 is a deficient number, since it is larger than the sum of its proper divisors (505261960237).

1131122211003 is a wasteful number, since it uses less digits than its factorization.

1131122211003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195459818 (or 195459815 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1131122211003 its reverse (3001122211311), we get a palindrome (4132244422314).

The spelling of 1131122211003 in words is "one trillion, one hundred thirty-one billion, one hundred twenty-two million, two hundred eleven thousand, three".