221022010010010 has 64 divisors (see below), whose sum is σ = 579271767473664. Its totient is φ = 53525911905600.

The previous prime is 221022010009963. The next prime is 221022010010029. The reversal of 221022010010010 is 10010010220122.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 344563024 + ... + 345203883.

It is an arithmetic number, because the mean of its divisors is an integer number (9051121366776).

Almost surely, 2^{221022010010010} is an apocalyptic number.

221022010010010 is an abundant number, since it is smaller than the sum of its proper divisors (358249757463654).

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

221022010010010 is a wasteful number, since it uses less digits than its factorization.

221022010010010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689767899.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 221022010010010 its reverse (10010010220122), we get a palindrome (231032020230132).

The spelling of 221022010010010 in words is "two hundred twenty-one trillion, twenty-two billion, ten million, ten thousand, ten".