122109837998 has 8 divisors (see below), whose sum is σ = 183179877408. Its totient is φ = 61049878864.

The previous prime is 122109837979. The next prime is 122109838007. The reversal of 122109837998 is 899738901221.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2489711 + ... + 2538282.

It is an arithmetic number, because the mean of its divisors is an integer number (22897484676).

Almost surely, 2^122109837998 is an apocalyptic number.

122109837998 is a deficient number, since it is larger than the sum of its proper divisors (61070039410).

122109837998 is a wasteful number, since it uses less digits than its factorization.

122109837998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5040138.

The product of its (nonzero) digits is 3919104, while the sum is 59.

The spelling of 122109837998 in words is "one hundred twenty-two billion, one hundred nine million, eight hundred thirty-seven thousand, nine hundred ninety-eight".