2142001342 has 16 divisors (see below), whose sum is σ = 3461314752. Its totient is φ = 988284960.

The previous prime is 2142001333. The next prime is 2142001349. The reversal of 2142001342 is 2431002412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2142001349) 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, 76492 + ... + 100672.

It is an arithmetic number, because the mean of its divisors is an integer number (216332172).

Almost surely, 2^2142001342 is an apocalyptic number.

2142001342 is a deficient number, since it is larger than the sum of its proper divisors (1319313410).

2142001342 is a wasteful number, since it uses less digits than its factorization.

2142001342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27603.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2142001342 is about 46281.7603597789. The cubic root of 2142001342 is about 1289.0603380720.

Adding to 2142001342 its reverse (2431002412), we get a palindrome (4573003754).

The spelling of 2142001342 in words is "two billion, one hundred forty-two million, one thousand, three hundred forty-two".