1203011040143 has 4 divisors (see below), whose sum is σ = 1312375680168. Its totient is φ = 1093646400120.

The previous prime is 1203011040079. The next prime is 1203011040223. The reversal of 1203011040143 is 3410401103021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1203011040143 - 2⁶ = 1203011040079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203011040643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54682319996 + ... + 54682320017.

It is an arithmetic number, because the mean of its divisors is an integer number (328093920042).

Almost surely, 2^{1203011040143} is an apocalyptic number.

1203011040143 is a deficient number, since it is larger than the sum of its proper divisors (109364640025).

1203011040143 is a wasteful number, since it uses less digits than its factorization.

1203011040143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109364640024.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1203011040143 its reverse (3410401103021), we get a palindrome (4613412143164).

The spelling of 1203011040143 in words is "one trillion, two hundred three billion, eleven million, forty thousand, one hundred forty-three".