122222120020210 has 128 divisors (see below), whose sum is σ = 270834550898688. Its totient is φ = 38788171488000.

The previous prime is 122222120020109. The next prime is 122222120020211. The reversal of 122222120020210 is 12020021222221.

It is not an unprimeable number, because it can be changed into a prime (122222120020211) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1919556675 + ... + 1919620345.

It is an arithmetic number, because the mean of its divisors is an integer number (2115894928896).

Almost surely, 2^{122222120020210} is an apocalyptic number.

122222120020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122222120020210 is an abundant number, since it is smaller than the sum of its proper divisors (148612430878478).

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

122222120020210 is a wasteful number, since it uses less digits than its factorization.

122222120020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102200.

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

Adding to 122222120020210 its reverse (12020021222221), we get a palindrome (134242141242431).

The spelling of 122222120020210 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, one hundred twenty million, twenty thousand, two hundred ten".