1143012203123 has 8 divisors (see below), whose sum is σ = 1312054286592. Its totient is φ = 975408776136.

The previous prime is 1143012203117. The next prime is 1143012203141. The reversal of 1143012203123 is 3213022103411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1143012203123 - 2¹⁴ = 1143012186739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1143012203423) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 359662415 + ... + 359665592.

It is an arithmetic number, because the mean of its divisors is an integer number (164006785824).

Almost surely, 2^{1143012203123} is an apocalyptic number.

1143012203123 is a deficient number, since it is larger than the sum of its proper divisors (169042083469).

1143012203123 is an equidigital number, since it uses as much as digits as its factorization.

1143012203123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719328241.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1143012203123 its reverse (3213022103411), we get a palindrome (4356034306534).

The spelling of 1143012203123 in words is "one trillion, one hundred forty-three billion, twelve million, two hundred three thousand, one hundred twenty-three".