221020000098 has 8 divisors (see below), whose sum is σ = 442040000208. Its totient is φ = 73673333364.

The previous prime is 221020000087. The next prime is 221020000099. The reversal of 221020000098 is 890000020122.

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

221020000098 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (221020000099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18418333336 + ... + 18418333347.

It is an arithmetic number, because the mean of its divisors is an integer number (55255000026).

Almost surely, 2^221020000098 is an apocalyptic number.

221020000098 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

221020000098 is a wasteful number, since it uses less digits than its factorization.

221020000098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36836666688.

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 221020000098 in words is "two hundred twenty-one billion, twenty million, ninety-eight", and thus it is an aban number.