1111131303112 has 8 divisors (see below), whose sum is σ = 2083371193350. Its totient is φ = 555565651552.

The previous prime is 1111131303097. The next prime is 1111131303197. The reversal of 1111131303112 is 2113031311111.

It can be written as a sum of positive squares in only one way, i.e., 998588498436 + 112542804676 = 999294^2 + 335474^2 .

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

It is a super-2 number, since 2×1111131303112² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1111131303112.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69445706437 + ... + 69445706452.

Almost surely, 2^{1111131303112} is an apocalyptic number.

It is an amenable number.

1111131303112 is a deficient number, since it is larger than the sum of its proper divisors (972239890238).

1111131303112 is a wasteful number, since it uses less digits than its factorization.

1111131303112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138891412895 (or 138891412891 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 19.

Adding to 1111131303112 its reverse (2113031311111), we get a palindrome (3224162614223).

The spelling of 1111131303112 in words is "one trillion, one hundred eleven billion, one hundred thirty-one million, three hundred three thousand, one hundred twelve".