212102010221194 has 16 divisors (see below), whose sum is σ = 319582313164800. Its totient is φ = 105574580246160.

The previous prime is 212102010221149. The next prime is 212102010221201. The reversal of 212102010221194 is 491122010201212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54746199 + ... + 58492309.

It is an arithmetic number, because the mean of its divisors is an integer number (19973894572800).

Almost surely, 2^{212102010221194} is an apocalyptic number.

212102010221194 is a deficient number, since it is larger than the sum of its proper divisors (107480302943606).

212102010221194 is a wasteful number, since it uses less digits than its factorization.

212102010221194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3873285.

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 212102010221194 in words is "two hundred twelve trillion, one hundred two billion, ten million, two hundred twenty-one thousand, one hundred ninety-four".