109220975442 has 24 divisors (see below), whose sum is σ = 238097265744. Its totient is φ = 36183635064.

The previous prime is 109220975441. The next prime is 109220975453. The reversal of 109220975442 is 244579022901.

109220975442 is a `hidden beast` number, since 10 + 9 + 2 + 2 + 0 + 97 + 544 + 2 = 666.

109220975442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (109220975441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18610048 + ... + 18615915.

It is an arithmetic number, because the mean of its divisors is an integer number (9920719406).

Almost surely, 2^109220975442 is an apocalyptic number.

109220975442 is an abundant number, since it is smaller than the sum of its proper divisors (128876290302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109220975442 is a wasteful number, since it uses less digits than its factorization.

109220975442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37226134 (or 37226131 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 109220975442 in words is "one hundred nine billion, two hundred twenty million, nine hundred seventy-five thousand, four hundred forty-two".