212169220094 has 8 divisors (see below), whose sum is σ = 342734894040. Its totient is φ = 97924255416.

The previous prime is 212169220079. The next prime is 212169220117. The reversal of 212169220094 is 490022961212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4080177284 + ... + 4080177335.

It is an arithmetic number, because the mean of its divisors is an integer number (42841861755).

Almost surely, 2^212169220094 is an apocalyptic number.

212169220094 is a deficient number, since it is larger than the sum of its proper divisors (130565673946).

212169220094 is a wasteful number, since it uses less digits than its factorization.

212169220094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8160354634.

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 212169220094 in words is "two hundred twelve billion, one hundred sixty-nine million, two hundred twenty thousand, ninety-four".