121100098 has 16 divisors (see below), whose sum is σ = 207829440. Its totient is φ = 51842736.

The previous prime is 121100093. The next prime is 121100107. The reversal of 121100098 is 890001121.

It is not an unprimeable number, because it can be changed into a prime (121100093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9913 + ... + 18451.

It is an arithmetic number, because the mean of its divisors is an integer number (12989340).

Almost surely, 2^121100098 is an apocalyptic number.

121100098 is a deficient number, since it is larger than the sum of its proper divisors (86729342).

121100098 is a wasteful number, since it uses less digits than its factorization.

121100098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9561.

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

The square root of 121100098 is about 11004.5489684948. The cubic root of 121100098 is about 494.7450961157.

The spelling of 121100098 in words is "one hundred twenty-one million, one hundred thousand, ninety-eight".