122021222194 has 8 divisors (see below), whose sum is σ = 183033434988. Its totient is φ = 61010077200.

The previous prime is 122021222189. The next prime is 122021222221. The reversal of 122021222194 is 491222120221.

It can be written as a sum of positive squares in 2 ways, for example, as 87430801969 + 34590420225 = 295687^2 + 185985^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147304 + ... + 515500.

Almost surely, 2^122021222194 is an apocalyptic number.

122021222194 is a deficient number, since it is larger than the sum of its proper divisors (61012212794).

122021222194 is a wasteful number, since it uses less digits than its factorization.

122021222194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533900.

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 122021222194 in words is "one hundred twenty-two billion, twenty-one million, two hundred twenty-two thousand, one hundred ninety-four".