98611200121 has 16 divisors (see below), whose sum is σ = 113130259200. Its totient is φ = 84200321088.

The previous prime is 98611200029. The next prime is 98611200137. The reversal of 98611200121 is 12100211689.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 98611200121 - 2²⁵ = 98577645689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98611200421) 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, 5711620 + ... + 5728858.

It is an arithmetic number, because the mean of its divisors is an integer number (7070641200).

Almost surely, 2^98611200121 is an apocalyptic number.

It is an amenable number.

98611200121 is a deficient number, since it is larger than the sum of its proper divisors (14519059079).

98611200121 is a wasteful number, since it uses less digits than its factorization.

98611200121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20328.

The product of its (nonzero) digits is 1728, while the sum is 31.

The spelling of 98611200121 in words is "ninety-eight billion, six hundred eleven million, two hundred thousand, one hundred twenty-one".