1001231000142 has 16 divisors (see below), whose sum is σ = 2003617509840. Its totient is φ = 333551081792.

The previous prime is 1001231000141. The next prime is 1001231000173. The reversal of 1001231000142 is 2410001321001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001231000141) 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, 48134967 + ... + 48155762.

It is an arithmetic number, because the mean of its divisors is an integer number (125226094365).

Almost surely, 2^{1001231000142} is an apocalyptic number.

1001231000142 is an abundant number, since it is smaller than the sum of its proper divisors (1002386509698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001231000142 is a wasteful number, since it uses less digits than its factorization.

1001231000142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96292467.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1001231000142 its reverse (2410001321001), we get a palindrome (3411232321143).

The spelling of 1001231000142 in words is "one trillion, one billion, two hundred thirty-one million, one hundred forty-two", and thus it is an aban number.