2140342220042 has 16 divisors (see below), whose sum is σ = 3458441011200. Its totient is φ = 987574507632.

The previous prime is 2140342219991. The next prime is 2140342220077. The reversal of 2140342220042 is 2400222430412.

It is a super-3 number, since 3×2140342220042³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 2140342219993 and 2140342220020.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11394542 + ... + 11580857.

It is an arithmetic number, because the mean of its divisors is an integer number (216152563200).

Almost surely, 2^{2140342220042} is an apocalyptic number.

2140342220042 is a deficient number, since it is larger than the sum of its proper divisors (1318098791158).

2140342220042 is a wasteful number, since it uses less digits than its factorization.

2140342220042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22978997.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 2140342220042 its reverse (2400222430412), we get a palindrome (4540564650454).

The spelling of 2140342220042 in words is "two trillion, one hundred forty billion, three hundred forty-two million, two hundred twenty thousand, forty-two".