122222000121102 has 56 divisors (see below), whose sum is σ = 314141437139376. Its totient is φ = 34920571460256.

The previous prime is 122222000121041. The next prime is 122222000121119. The reversal of 122222000121102 is 201121000222221.

It is a happy number.

122222000121102 is a `hidden beast` number, since 1 + 222 + 220 + 0 + 0 + 121 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 5987742103 + ... + 5987762514.

It is an arithmetic number, because the mean of its divisors is an integer number (5609668520346).

Almost surely, 2^{122222000121102} is an apocalyptic number.

122222000121102 is an abundant number, since it is smaller than the sum of its proper divisors (191919437018274).

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

122222000121102 is an equidigital number, since it uses as much as digits as its factorization.

122222000121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11975504644 (or 11975504629 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 122222000121102 its reverse (201121000222221), we get a palindrome (323343000343323).

The spelling of 122222000121102 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, one hundred twenty-one thousand, one hundred two".