89121212198 has 8 divisors (see below), whose sum is σ = 133686898392. Its totient is φ = 44558912736.

The previous prime is 89121212183. The next prime is 89121212231.

89121212198 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 779840 + ... + 886787.

It is an arithmetic number, because the mean of its divisors is an integer number (16710862299).

Almost surely, 2^89121212198 is an apocalyptic number.

89121212198 is a deficient number, since it is larger than the sum of its proper divisors (44565686194).

89121212198 is a wasteful number, since it uses less digits than its factorization.

89121212198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1693366.

The product of its digits is 41472, while the sum is 44.

The spelling of 89121212198 in words is "eighty-nine billion, one hundred twenty-one million, two hundred twelve thousand, one hundred ninety-eight".