122100553322 has 24 divisors (see below), whose sum is σ = 202357706628. Its totient is φ = 55212664320.

The previous prime is 122100553321. The next prime is 122100553343. The reversal of 122100553322 is 223355001221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 120146117641 + 1954435681 = 346621^2 + 44209^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122100553291 and 122100553300.

It is not an unprimeable number, because it can be changed into a prime (122100553321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1260413 + ... + 1353824.

Almost surely, 2^122100553322 is an apocalyptic number.

122100553322 is a deficient number, since it is larger than the sum of its proper divisors (80257153306).

122100553322 is a wasteful number, since it uses less digits than its factorization.

122100553322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2614454 (or 2614443 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 122100553322 its reverse (223355001221), we get a palindrome (345455554543).

The spelling of 122100553322 in words is "one hundred twenty-two billion, one hundred million, five hundred fifty-three thousand, three hundred twenty-two".