212221722675094 has 32 divisors (see below), whose sum is σ = 357140260108800. Its totient is φ = 93730266879840.

The previous prime is 212221722675089. The next prime is 212221722675167. The reversal of 212221722675094 is 490576227122212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175795374 + ... + 176998465.

It is an arithmetic number, because the mean of its divisors is an integer number (11160633128400).

Almost surely, 2^{212221722675094} is an apocalyptic number.

212221722675094 is a deficient number, since it is larger than the sum of its proper divisors (144918537433706).

212221722675094 is a wasteful number, since it uses less digits than its factorization.

212221722675094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352794628.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 212221722675094 in words is "two hundred twelve trillion, two hundred twenty-one billion, seven hundred twenty-two million, six hundred seventy-five thousand, ninety-four".