1143140220212 has 48 divisors (see below), whose sum is σ = 2154987394560. Its totient is φ = 528838033248.

The previous prime is 1143140220191. The next prime is 1143140220217. The reversal of 1143140220212 is 2120220413411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143140220217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56797583 + ... + 56817705.

It is an arithmetic number, because the mean of its divisors is an integer number (44895570720).

Almost surely, 2^{1143140220212} is an apocalyptic number.

It is an amenable number.

1143140220212 is a deficient number, since it is larger than the sum of its proper divisors (1011847174348).

1143140220212 is a wasteful number, since it uses less digits than its factorization.

1143140220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37572 (or 37570 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1143140220212 its reverse (2120220413411), we get a palindrome (3263360633623).

The spelling of 1143140220212 in words is "one trillion, one hundred forty-three billion, one hundred forty million, two hundred twenty thousand, two hundred twelve".