121101098 has 16 divisors (see below), whose sum is σ = 202461120. Its totient is φ = 53989056.

The previous prime is 121101089. The next prime is 121101107. The reversal of 121101098 is 890101121.

It is an interprime number because it is at equal distance from previous prime (121101089) and next prime (121101107).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93086 + ... + 94377.

It is an arithmetic number, because the mean of its divisors is an integer number (12653820).

Almost surely, 2^121101098 is an apocalyptic number.

121101098 is a deficient number, since it is larger than the sum of its proper divisors (81360022).

121101098 is a wasteful number, since it uses less digits than its factorization.

121101098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187501.

The product of its (nonzero) digits is 144, while the sum is 23.

The square root of 121101098 is about 11004.5944041568. The cubic root of 121101098 is about 494.7464579195.

Adding to 121101098 its sum of digits (23), we get a palindrome (121101121).

The spelling of 121101098 in words is "one hundred twenty-one million, one hundred one thousand, ninety-eight".