1000142302123 has 8 divisors (see below), whose sum is σ = 1000657188800. Its totient is φ = 999627531840.

The previous prime is 1000142302121. The next prime is 1000142302153. The reversal of 1000142302123 is 3212032410001.

It is a happy number.

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 1000142302123 - 2¹ = 1000142302121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1000142302123.

It is not an unprimeable number, because it can be changed into a prime (1000142302121) 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, 20864143 + ... + 20912023.

It is an arithmetic number, because the mean of its divisors is an integer number (125082148600).

Almost surely, 2^{1000142302123} is an apocalyptic number.

1000142302123 is a deficient number, since it is larger than the sum of its proper divisors (514886677).

1000142302123 is an equidigital number, since it uses as much as digits as its factorization.

1000142302123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58197.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1000142302123 its reverse (3212032410001), we get a palindrome (4212174712124).

The spelling of 1000142302123 in words is "one trillion, one hundred forty-two million, three hundred two thousand, one hundred twenty-three".