11131023302312 has 8 divisors (see below), whose sum is σ = 20870668691850. Its totient is φ = 5565511651152.

The previous prime is 11131023302293. The next prime is 11131023302339. The reversal of 11131023302312 is 21320332013111.

It can be written as a sum of positive squares in only one way, i.e., 10570522522756 + 560500779556 = 3251234^2 + 748666^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×11131023302312² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695688956387 + ... + 695688956402.

Almost surely, 2^{11131023302312} is an apocalyptic number.

It is an amenable number.

11131023302312 is a deficient number, since it is larger than the sum of its proper divisors (9739645389538).

11131023302312 is a wasteful number, since it uses less digits than its factorization.

11131023302312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391377912795 (or 1391377912791 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 11131023302312 its reverse (21320332013111), we get a palindrome (32451355315423).

The spelling of 11131023302312 in words is "eleven trillion, one hundred thirty-one billion, twenty-three million, three hundred two thousand, three hundred twelve".