12221121202098 has 16 divisors (see below), whose sum is σ = 24566314703040. Its totient is φ = 4053028350896.

The previous prime is 12221121202093. The next prime is 12221121202099. The reversal of 12221121202098 is 89020212112221.

It is a super-3 number, since 3×12221121202098³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (12221121202093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5169677838 + ... + 5169680201.

It is an arithmetic number, because the mean of its divisors is an integer number (1535394668940).

Almost surely, 2^{12221121202098} is an apocalyptic number.

12221121202098 is an abundant number, since it is smaller than the sum of its proper divisors (12345193500942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12221121202098 is a wasteful number, since it uses less digits than its factorization.

12221121202098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10339358241.

The product of its (nonzero) digits is 4608, while the sum is 33.

The spelling of 12221121202098 in words is "twelve trillion, two hundred twenty-one billion, one hundred twenty-one million, two hundred two thousand, ninety-eight".