1000140120042 has 24 divisors (see below), whose sum is σ = 2326856606496. Its totient is φ = 285754319928.

The previous prime is 1000140120013. The next prime is 1000140120043. The reversal of 1000140120042 is 2400210410001.

It is not an unprimeable number, because it can be changed into a prime (1000140120043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1700918278 + ... + 1700918865.

It is an arithmetic number, because the mean of its divisors is an integer number (96952358604).

Almost surely, 2^{1000140120042} is an apocalyptic number.

1000140120042 is an abundant number, since it is smaller than the sum of its proper divisors (1326716486454).

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

1000140120042 is a wasteful number, since it uses less digits than its factorization.

1000140120042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3401837162 (or 3401837155 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1000140120042 its reverse (2400210410001), we get a palindrome (3400350530043).

The spelling of 1000140120042 in words is "one trillion, one hundred forty million, one hundred twenty thousand, forty-two".