140213100000042 has 12 divisors (see below), whose sum is σ = 303795050000130. Its totient is φ = 46737700000008.

The previous prime is 140213100000041. The next prime is 140213100000067. The reversal of 140213100000042 is 240000001312041.

It can be written as a sum of positive squares in only one way, i.e., 137593392660441 + 2619707339601 = 11730021^2 + 1618551^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 7789616666669 = 140213100000042 / (1 + 4 + 0 + 2 + 1 + 3 + 1 + 0 + 0 + 0 + 0 + 0 + 0 + 4 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 140213099999970 and 140213100000024.

It is not an unprimeable number, because it can be changed into a prime (140213100000041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3894808333317 + ... + 3894808333352.

Almost surely, 2^{140213100000042} is an apocalyptic number.

140213100000042 is an abundant number, since it is smaller than the sum of its proper divisors (163581950000088).

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

140213100000042 is a wasteful number, since it uses less digits than its factorization.

140213100000042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7789616666677 (or 7789616666674 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 140213100000042 its reverse (240000001312041), we get a palindrome (380213101312083).

The spelling of 140213100000042 in words is "one hundred forty trillion, two hundred thirteen billion, one hundred million, forty-two", and thus it is an aban number.