2042323212142 has 16 divisors (see below), whose sum is σ = 3071512851264. Its totient is φ = 1018486240000.

The previous prime is 2042323212101. The next prime is 2042323212143. The reversal of 2042323212142 is 2412123232402.

It is a self number, because there is not a number n which added to its sum of digits gives 2042323212142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042323212143) 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, 6348042 + ... + 6662002.

It is an arithmetic number, because the mean of its divisors is an integer number (191969553204).

Almost surely, 2^{2042323212142} is an apocalyptic number.

2042323212142 is a deficient number, since it is larger than the sum of its proper divisors (1029189639122).

2042323212142 is a wasteful number, since it uses less digits than its factorization.

2042323212142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322475.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 2042323212142 its reverse (2412123232402), we get a palindrome (4454446444544).

The spelling of 2042323212142 in words is "two trillion, forty-two billion, three hundred twenty-three million, two hundred twelve thousand, one hundred forty-two".