121301022321222 has 16 divisors (see below), whose sum is σ = 242609999956272. Its totient is φ = 40432348221440.

The previous prime is 121301022321217. The next prime is 121301022321251. The reversal of 121301022321222 is 222123220103121.

It is a junction number, because it is equal to n+sod(n) for n = 121301022321192 and 121301022321201.

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, 331273179 + ... + 331639142.

It is an arithmetic number, because the mean of its divisors is an integer number (15163124997267).

Almost surely, 2^{121301022321222} is an apocalyptic number.

121301022321222 is an abundant number, since it is smaller than the sum of its proper divisors (121308977635050).

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

121301022321222 is a wasteful number, since it uses less digits than its factorization.

121301022321222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662942823.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 121301022321222 its reverse (222123220103121), we get a palindrome (343424242424343).

The spelling of 121301022321222 in words is "one hundred twenty-one trillion, three hundred one billion, twenty-two million, three hundred twenty-one thousand, two hundred twenty-two".