109221922 has 8 divisors (see below), whose sum is σ = 164665116. Its totient is φ = 54333552.

The previous prime is 109221911. The next prime is 109221929. The reversal of 109221922 is 229122901.

It can be written as a sum of positive squares in 2 ways, for example, as 89321401 + 19900521 = 9451^2 + 4461^2 .

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

It is not an unprimeable number, because it can be changed into a prime (109221929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138213 + ... + 139000.

Almost surely, 2^109221922 is an apocalyptic number.

109221922 is a deficient number, since it is larger than the sum of its proper divisors (55443194).

109221922 is a wasteful number, since it uses less digits than its factorization.

109221922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277412.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 109221922 is about 10450.9292409814. The cubic root of 109221922 is about 478.0095847240.

The spelling of 109221922 in words is "one hundred nine million, two hundred twenty-one thousand, nine hundred twenty-two".