109220450 has 12 divisors (see below), whose sum is σ = 203150130. Its totient is φ = 43688160.

The previous prime is 109220443. The next prime is 109220453. The reversal of 109220450 is 54022901.

It can be written as a sum of positive squares in 3 ways, for example, as 48177481 + 61042969 = 6941^2 + 7813^2 .

It is not an unprimeable number, because it can be changed into a prime (109220453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1092155 + ... + 1092254.

Almost surely, 2^109220450 is an apocalyptic number.

109220450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109220450 is a deficient number, since it is larger than the sum of its proper divisors (93929680).

109220450 is a wasteful number, since it uses less digits than its factorization.

109220450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2184421 (or 2184416 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 109220450 is about 10450.8588163844. The cubic root of 109220450 is about 478.0074373124.

The spelling of 109220450 in words is "one hundred nine million, two hundred twenty thousand, four hundred fifty".