2100121120098 has 48 divisors (see below), whose sum is σ = 4635490860000. Its totient is φ = 686969873280.

The previous prime is 2100121120067. The next prime is 2100121120099. The reversal of 2100121120098 is 8900211210012.

It is not an unprimeable number, because it can be changed into a prime (2100121120099) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1125223 + ... + 2338026.

It is an arithmetic number, because the mean of its divisors is an integer number (96572726250).

Almost surely, 2^{2100121120098} is an apocalyptic number.

2100121120098 is an abundant number, since it is smaller than the sum of its proper divisors (2535369739902).

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

2100121120098 is a wasteful number, since it uses less digits than its factorization.

2100121120098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3463887 (or 3463884 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 27.

The spelling of 2100121120098 in words is "two trillion, one hundred billion, one hundred twenty-one million, one hundred twenty thousand, ninety-eight".