16206204102142 has 4 divisors (see below), whose sum is σ = 24309306153216. Its totient is φ = 8103102051070.

The previous prime is 16206204102043. The next prime is 16206204102163. The reversal of 16206204102142 is 24120140260261.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4051551025534 + ... + 4051551025537.

It is an arithmetic number, because the mean of its divisors is an integer number (6077326538304).

Almost surely, 2^{16206204102142} is an apocalyptic number.

16206204102142 is a deficient number, since it is larger than the sum of its proper divisors (8103102051074).

16206204102142 is an equidigital number, since it uses as much as digits as its factorization.

16206204102142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8103102051073.

The product of its (nonzero) digits is 9216, while the sum is 31.

The spelling of 16206204102142 in words is "sixteen trillion, two hundred six billion, two hundred four million, one hundred two thousand, one hundred forty-two".