2001221102298 has 32 divisors (see below), whose sum is σ = 4392446123520. Its totient is φ = 602799312560.

The previous prime is 2001221102297. The next prime is 2001221102311. The reversal of 2001221102298 is 8922011221002.

It is not an unprimeable number, because it can be changed into a prime (2001221102297) 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, 90772008 + ... + 90794051.

It is an arithmetic number, because the mean of its divisors is an integer number (137263941360).

Almost surely, 2^{2001221102298} is an apocalyptic number.

2001221102298 is an abundant number, since it is smaller than the sum of its proper divisors (2391225021222).

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

2001221102298 is a wasteful number, since it uses less digits than its factorization.

2001221102298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181566242.

The product of its (nonzero) digits is 2304, while the sum is 30.

The spelling of 2001221102298 in words is "two trillion, one billion, two hundred twenty-one million, one hundred two thousand, two hundred ninety-eight".