222221212102010 has 32 divisors (see below), whose sum is σ = 438100145550144. Its totient is φ = 80485770400000.

The previous prime is 222221212101991. The next prime is 222221212102031. The reversal of 222221212102010 is 10201212122222.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4024260911 + ... + 4024316130.

It is an arithmetic number, because the mean of its divisors is an integer number (13690629548442).

Almost surely, 2^{222221212102010} is an apocalyptic number.

222221212102010 is a deficient number, since it is larger than the sum of its proper divisors (215878933448134).

222221212102010 is a wasteful number, since it uses less digits than its factorization.

222221212102010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8048577310.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 222221212102010 its reverse (10201212122222), we get a palindrome (232422424224232).

It can be divided in two parts, 222221212 and 102010, that added together give a palindrome (222323222).

The spelling of 222221212102010 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, two hundred twelve million, one hundred two thousand, ten".