123112222098 has 16 divisors (see below), whose sum is σ = 252879159360. Its totient is φ = 39928288176.

The previous prime is 123112222091. The next prime is 123112222099. The reversal of 123112222098 is 890222211321.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (123112222091) 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 7 ways as a sum of consecutive naturals, for example, 277279558 + ... + 277280001.

It is an arithmetic number, because the mean of its divisors is an integer number (15804947460).

Almost surely, 2^123112222098 is an apocalyptic number.

123112222098 is an abundant number, since it is smaller than the sum of its proper divisors (129766937262).

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

123112222098 is a wasteful number, since it uses less digits than its factorization.

123112222098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554559601.

The product of its (nonzero) digits is 6912, while the sum is 33.

The spelling of 123112222098 in words is "one hundred twenty-three billion, one hundred twelve million, two hundred twenty-two thousand, ninety-eight".