1131022130312 has 16 divisors (see below), whose sum is σ = 2124242669340. Its totient is φ = 564557418496.

The previous prime is 1131022130311. The next prime is 1131022130347. The reversal of 1131022130312 is 2130312201311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 984552124516 + 146470005796 = 992246^2 + 382714^2 .

It is a super-2 number, since 2×1131022130312² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1131022130311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119200793 + ... + 119210280.

Almost surely, 2^{1131022130312} is an apocalyptic number.

It is an amenable number.

1131022130312 is a deficient number, since it is larger than the sum of its proper divisors (993220539028).

1131022130312 is a wasteful number, since it uses less digits than its factorization.

1131022130312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238411672 (or 238411668 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1131022130312 its reverse (2130312201311), we get a palindrome (3261334331623).

The spelling of 1131022130312 in words is "one trillion, one hundred thirty-one billion, twenty-two million, one hundred thirty thousand, three hundred twelve".