11403130502312 has 32 divisors (see below), whose sum is σ = 21984138217800. Its totient is φ = 5542667529984.

The previous prime is 11403130502311. The next prime is 11403130502317. The reversal of 11403130502312 is 21320503130411.

It can be written as a sum of positive squares in 4 ways, for example, as 10951162036516 + 451968465796 = 3309254^2 + 672286^2 .

It is not an unprimeable number, because it can be changed into a prime (11403130502311) 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, 123321563 + ... + 123413994.

Almost surely, 2^{11403130502312} is an apocalyptic number.

It is an amenable number.

11403130502312 is a deficient number, since it is larger than the sum of its proper divisors (10581007715488).

11403130502312 is a wasteful number, since it uses less digits than its factorization.

11403130502312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246735725 (or 246735721 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 11403130502312 its reverse (21320503130411), we get a palindrome (32723633632723).

The spelling of 11403130502312 in words is "eleven trillion, four hundred three billion, one hundred thirty million, five hundred two thousand, three hundred twelve".