121100000098 has 16 divisors (see below), whose sum is σ = 226472727744. Its totient is φ = 47181818160.

The previous prime is 121100000081. The next prime is 121100000111. The reversal of 121100000098 is 890000001121.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

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, 393181665 + ... + 393181972.

It is an arithmetic number, because the mean of its divisors is an integer number (14154545484).

Almost surely, 2^121100000098 is an apocalyptic number.

121100000098 is a deficient number, since it is larger than the sum of its proper divisors (105372727646).

121100000098 is a wasteful number, since it uses less digits than its factorization.

121100000098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786363657.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 121100000098 in words is "one hundred twenty-one billion, one hundred million, ninety-eight", and thus it is an aban number.