1140311213012 has 6 divisors (see below), whose sum is σ = 1995544622778. Its totient is φ = 570155606504.

The previous prime is 1140311213011. The next prime is 1140311213021. The reversal of 1140311213012 is 2103121130411.

It can be written as a sum of positive squares in only one way, i.e., 1135767644176 + 4543568836 = 1065724^2 + 67406^2 .

It is a super-2 number, since 2×1140311213012² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140311213011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142538901623 + ... + 142538901630.

It is an arithmetic number, because the mean of its divisors is an integer number (332590770463).

Almost surely, 2^{1140311213012} is an apocalyptic number.

It is an amenable number.

1140311213012 is a deficient number, since it is larger than the sum of its proper divisors (855233409766).

1140311213012 is a wasteful number, since it uses less digits than its factorization.

1140311213012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285077803257 (or 285077803255 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1140311213012 its reverse (2103121130411), we get a palindrome (3243432343423).

The spelling of 1140311213012 in words is "one trillion, one hundred forty billion, three hundred eleven million, two hundred thirteen thousand, twelve".