2122221222102 has 16 divisors (see below), whose sum is σ = 4347965431152. Its totient is φ = 690153242880.

The previous prime is 2122221222083. The next prime is 2122221222127. The reversal of 2122221222102 is 2012221222212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4313457523 + ... + 4313458014.

It is an arithmetic number, because the mean of its divisors is an integer number (271747839447).

Almost surely, 2^{2122221222102} is an apocalyptic number.

2122221222102 is an abundant number, since it is smaller than the sum of its proper divisors (2225744209050).

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

2122221222102 is a wasteful number, since it uses less digits than its factorization.

2122221222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8626915583.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 2122221222102 its reverse (2012221222212), we get a palindrome (4134442444314).

The spelling of 2122221222102 in words is "two trillion, one hundred twenty-two billion, two hundred twenty-one million, two hundred twenty-two thousand, one hundred two".