122330133223221 has 64 divisors (see below), whose sum is σ = 203662753136640. Its totient is φ = 63451678933440.

The previous prime is 122330133223121. The next prime is 122330133223241. The reversal of 122330133223221 is 122322331033221.

It is not a de Polignac number, because 122330133223221 - 2¹¹ = 122330133221173 is a prime.

It is a super-2 number, since 2×122330133223221² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122330133223241) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 638493786 + ... + 638685348.

It is an arithmetic number, because the mean of its divisors is an integer number (3182230517760).

Almost surely, 2^{122330133223221} is an apocalyptic number.

122330133223221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122330133223221 is a deficient number, since it is larger than the sum of its proper divisors (81332619913419).

122330133223221 is a wasteful number, since it uses less digits than its factorization.

122330133223221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195766.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 122330133223221 its reverse (122322331033221), we get a palindrome (244652464256442).

The spelling of 122330133223221 in words is "one hundred twenty-two trillion, three hundred thirty billion, one hundred thirty-three million, two hundred twenty-three thousand, two hundred twenty-one".