212466143074 has 4 divisors (see below), whose sum is σ = 318699214614. Its totient is φ = 106233071536.

The previous prime is 212466143063. The next prime is 212466143093. The reversal of 212466143074 is 470341664212.

It is a happy number.

212466143074 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 212297013049 + 169130025 = 460757^2 + 13005^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53116535767 + ... + 53116535770.

Almost surely, 2^212466143074 is an apocalyptic number.

212466143074 is a deficient number, since it is larger than the sum of its proper divisors (106233071540).

212466143074 is a wasteful number, since it uses less digits than its factorization.

212466143074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106233071539.

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 212466143074 in words is "two hundred twelve billion, four hundred sixty-six million, one hundred forty-three thousand, seventy-four".