2122312120998 has 16 divisors (see below), whose sum is σ = 4359343816560. Its totient is φ = 688317444576.

The previous prime is 2122312120909. The next prime is 2122312121003. The reversal of 2122312120998 is 8990212132212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4779982033 + ... + 4779982476.

It is an arithmetic number, because the mean of its divisors is an integer number (272458988535).

Almost surely, 2^{2122312120998} is an apocalyptic number.

2122312120998 is an abundant number, since it is smaller than the sum of its proper divisors (2237031695562).

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

2122312120998 is a wasteful number, since it uses less digits than its factorization.

2122312120998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9559964551.

The product of its (nonzero) digits is 62208, while the sum is 42.

The spelling of 2122312120998 in words is "two trillion, one hundred twenty-two billion, three hundred twelve million, one hundred twenty thousand, nine hundred ninety-eight".