221222022010102 has 16 divisors (see below), whose sum is σ = 335264528501280. Its totient is φ = 109467250852608.

The previous prime is 221222022010021. The next prime is 221222022010109. The reversal of 221222022010102 is 201010220222122.

It is a self number, because there is not a number n which added to its sum of digits gives 221222022010102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221222022010109) 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, 11724777 + ... + 24081412.

It is an arithmetic number, because the mean of its divisors is an integer number (20954033031330).

Almost surely, 2^{221222022010102} is an apocalyptic number.

221222022010102 is a deficient number, since it is larger than the sum of its proper divisors (114042506491178).

221222022010102 is a wasteful number, since it uses less digits than its factorization.

221222022010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35838135.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 221222022010102 its reverse (201010220222122), we get a palindrome (422232242232224).

The spelling of 221222022010102 in words is "two hundred twenty-one trillion, two hundred twenty-two billion, twenty-two million, ten thousand, one hundred two".