219201694142 has 8 divisors (see below), whose sum is σ = 331202560176. Its totient is φ = 108800840752.

The previous prime is 219201694141. The next prime is 219201694171. The reversal of 219201694142 is 241496102912.

219201694142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 219201694142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (219201694141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400002818 + ... + 400003365.

It is an arithmetic number, because the mean of its divisors is an integer number (41400320022).

Almost surely, 2^219201694142 is an apocalyptic number.

219201694142 is a deficient number, since it is larger than the sum of its proper divisors (112000866034).

219201694142 is a wasteful number, since it uses less digits than its factorization.

219201694142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800006322.

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 219201694142 in words is "two hundred nineteen billion, two hundred one million, six hundred ninety-four thousand, one hundred forty-two".