666112151234102 has 4 divisors (see below), whose sum is σ = 999168226851156. Its totient is φ = 333056075617050.

The previous prime is 666112151234071. The next prime is 666112151234161. The reversal of 666112151234102 is 201432151211666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 666112151234102.

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, 166528037808524 + ... + 166528037808527.

It is an arithmetic number, because the mean of its divisors is an integer number (249792056712789).

Almost surely, 2^{666112151234102} is an apocalyptic number.

666112151234102 is a deficient number, since it is larger than the sum of its proper divisors (333056075617054).

666112151234102 is a wasteful number, since it uses less digits than its factorization.

666112151234102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333056075617053.

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 666112151234102 in words is "six hundred sixty-six trillion, one hundred twelve billion, one hundred fifty-one million, two hundred thirty-four thousand, one hundred two".