1140123311412 has 24 divisors (see below), whose sum is σ = 2716889594496. Its totient is φ = 371955122688.

The previous prime is 1140123311321. The next prime is 1140123311419. The reversal of 1140123311412 is 2141133210411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140123311419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010747053 + ... + 1010748180.

It is an arithmetic number, because the mean of its divisors is an integer number (113203733104).

Almost surely, 2^{1140123311412} is an apocalyptic number.

1140123311412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1140123311412 is an abundant number, since it is smaller than the sum of its proper divisors (1576766283084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1140123311412 is a wasteful number, since it uses less digits than its factorization.

1140123311412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021495287 (or 2021495285 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 1140123311412 its reverse (2141133210411), we get a palindrome (3281256521823).

The spelling of 1140123311412 in words is "one trillion, one hundred forty billion, one hundred twenty-three million, three hundred eleven thousand, four hundred twelve".