10000121098 has 32 divisors (see below), whose sum is σ = 17288328960. Its totient is φ = 4295376960.

The previous prime is 10000121077. The next prime is 10000121099. The reversal of 10000121098 is 89012100001.

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

It is not an unprimeable number, because it can be changed into a prime (10000121099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136761 + ... + 196732.

It is an arithmetic number, because the mean of its divisors is an integer number (540260280).

Almost surely, 2^10000121098 is an apocalyptic number.

10000121098 is a deficient number, since it is larger than the sum of its proper divisors (7288207862).

10000121098 is a wasteful number, since it uses less digits than its factorization.

10000121098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333582.

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

Adding to 10000121098 its reverse (89012100001), we get a palindrome (99012221099).

The spelling of 10000121098 in words is "ten billion, one hundred twenty-one thousand, ninety-eight".