1143112101144 has 128 divisors (see below), whose sum is σ = 3084013578240. Its totient is φ = 350995848192.

The previous prime is 1143112101121. The next prime is 1143112101191. The reversal of 1143112101144 is 4411012113411.

It is a happy number.

It is a super-2 number, since 2×1143112101144² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 517947289 + ... + 517949495.

It is an arithmetic number, because the mean of its divisors is an integer number (24093856080).

Almost surely, 2^{1143112101144} is an apocalyptic number.

It is an amenable number.

1143112101144 is an abundant number, since it is smaller than the sum of its proper divisors (1940901477096).

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

1143112101144 is a wasteful number, since it uses less digits than its factorization.

1143112101144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4929 (or 4925 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 24.

Adding to 1143112101144 its reverse (4411012113411), we get a palindrome (5554124214555).

The spelling of 1143112101144 in words is "one trillion, one hundred forty-three billion, one hundred twelve million, one hundred one thousand, one hundred forty-four".