1121311031332 has 6 divisors (see below), whose sum is σ = 1962294304838. Its totient is φ = 560655515664.

The previous prime is 1121311031329. The next prime is 1121311031339. The reversal of 1121311031332 is 2331301131211.

It can be written as a sum of positive squares in only one way, i.e., 893300961316 + 228010070016 = 945146^2 + 477504^2 .

It is not an unprimeable number, because it can be changed into a prime (1121311031339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140163878913 + ... + 140163878920.

Almost surely, 2^{1121311031332} is an apocalyptic number.

It is an amenable number.

1121311031332 is a deficient number, since it is larger than the sum of its proper divisors (840983273506).

1121311031332 is a wasteful number, since it uses less digits than its factorization.

1121311031332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280327757837 (or 280327757835 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 1121311031332 its reverse (2331301131211), we get a palindrome (3452612162543).

The spelling of 1121311031332 in words is "one trillion, one hundred twenty-one billion, three hundred eleven million, thirty-one thousand, three hundred thirty-two".