98992121211 has 6 divisors (see below), whose sum is σ = 142988619540. Its totient is φ = 65994747468.

The previous prime is 98992121153. The next prime is 98992121237. The reversal of 98992121211 is 11212129989.

It is not a de Polignac number, because 98992121211 - 2⁷ = 98992121083 is a prime.

It is a super-2 number, since 2×98992121211² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (98992121311) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5499562281 + ... + 5499562298.

It is an arithmetic number, because the mean of its divisors is an integer number (23831436590).

Almost surely, 2^98992121211 is an apocalyptic number.

98992121211 is a deficient number, since it is larger than the sum of its proper divisors (43996498329).

98992121211 is a wasteful number, since it uses less digits than its factorization.

98992121211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10999124585 (or 10999124582 counting only the distinct ones).

The product of its digits is 46656, while the sum is 45.

The spelling of 98992121211 in words is "ninety-eight billion, nine hundred ninety-two million, one hundred twenty-one thousand, two hundred eleven".