121321103322 has 16 divisors (see below), whose sum is σ = 242756202240. Its totient is φ = 40421368512.

The previous prime is 121321103297. The next prime is 121321103339. The reversal of 121321103322 is 223301123121.

It is a super-2 number, since 2×121321103322² (a number of 23 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 4735978 + ... + 4761525.

It is an arithmetic number, because the mean of its divisors is an integer number (15172262640).

Almost surely, 2^121321103322 is an apocalyptic number.

121321103322 is an abundant number, since it is smaller than the sum of its proper divisors (121435098918).

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

121321103322 is a wasteful number, since it uses less digits than its factorization.

121321103322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9499637.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 121321103322 its reverse (223301123121), we get a palindrome (344622226443).

The spelling of 121321103322 in words is "one hundred twenty-one billion, three hundred twenty-one million, one hundred three thousand, three hundred twenty-two".