1143443003012 has 24 divisors (see below), whose sum is σ = 2070963053880. Its totient is φ = 552026787840.

The previous prime is 1143443003011. The next prime is 1143443003029. The reversal of 1143443003012 is 2103003443411.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 55915223296 + 1087527779716 = 236464^2 + 1042846^2 .

It is a super-2 number, since 2×1143443003012² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1143443003011) 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, 35923337 + ... + 35955152.

It is an arithmetic number, because the mean of its divisors is an integer number (86290127245).

Almost surely, 2^{1143443003012} is an apocalyptic number.

It is an amenable number.

1143443003012 is a deficient number, since it is larger than the sum of its proper divisors (927520050868).

1143443003012 is a wasteful number, since it uses less digits than its factorization.

1143443003012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71878631 (or 71878629 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1143443003012 its reverse (2103003443411), we get a palindrome (3246446446423).

The spelling of 1143443003012 in words is "one trillion, one hundred forty-three billion, four hundred forty-three million, three thousand, twelve".