1131210030544 has 20 divisors (see below), whose sum is σ = 2390966655840. Its totient is φ = 514186377440.

The previous prime is 1131210030539. The next prime is 1131210030593. The reversal of 1131210030544 is 4450300121311.

It is a super-2 number, since 2×1131210030544² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3213664684 + ... + 3213665035.

It is an arithmetic number, because the mean of its divisors is an integer number (119548332792).

Almost surely, 2^{1131210030544} is an apocalyptic number.

It is an amenable number.

1131210030544 is an abundant number, since it is smaller than the sum of its proper divisors (1259756625296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131210030544 is a wasteful number, since it uses less digits than its factorization.

1131210030544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6427329738 (or 6427329732 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 1131210030544 its reverse (4450300121311), we get a palindrome (5581510151855).

The spelling of 1131210030544 in words is "one trillion, one hundred thirty-one billion, two hundred ten million, thirty thousand, five hundred forty-four".