1100143141252 has 24 divisors (see below), whose sum is σ = 1991733629760. Its totient is φ = 531078203040.

The previous prime is 1100143141241. The next prime is 1100143141271. The reversal of 1100143141252 is 2521413410011.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2335323 + ... + 2766589.

It is an arithmetic number, because the mean of its divisors is an integer number (82988901240).

Almost surely, 2^{1100143141252} is an apocalyptic number.

It is an amenable number.

1100143141252 is a deficient number, since it is larger than the sum of its proper divisors (891590488508).

1100143141252 is a wasteful number, since it uses less digits than its factorization.

1100143141252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453291 (or 453289 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 1100143141252 its reverse (2521413410011), we get a palindrome (3621556551263).

The spelling of 1100143141252 in words is "one trillion, one hundred billion, one hundred forty-three million, one hundred forty-one thousand, two hundred fifty-two".