122190266 has 8 divisors (see below), whose sum is σ = 199947744. Its totient is φ = 55541020.

The previous prime is 122190227. The next prime is 122190287. The reversal of 122190266 is 662091221.

It is a happy number.

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

It is a super-2 number, since 2×122190266² = 29860922210301512, which contains 22 as substring.

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, 2777030 + ... + 2777073.

It is an arithmetic number, because the mean of its divisors is an integer number (24993468).

Almost surely, 2^122190266 is an apocalyptic number.

122190266 is a deficient number, since it is larger than the sum of its proper divisors (77757478).

122190266 is a wasteful number, since it uses less digits than its factorization.

122190266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5554116.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 122190266 is about 11053.9705988391. The cubic root of 122190266 is about 496.2252624257.

The spelling of 122190266 in words is "one hundred twenty-two million, one hundred ninety thousand, two hundred sixty-six".