121322 has 4 divisors (see below), whose sum is σ = 181986. Its totient is φ = 60660.

The previous prime is 121321. The next prime is 121327. The reversal of 121322 is 223121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 223121 = 347 ⋅643.

It can be written as a sum of positive squares in only one way, i.e., 116281 + 5041 = 341^2 + 71^2 .

It is not an unprimeable number, because it can be changed into a prime (121321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30329 + ... + 30332.

2¹²¹³²² is an apocalyptic number.

121322 is a deficient number, since it is larger than the sum of its proper divisors (60664).

121322 is an equidigital number, since it uses as much as digits as its factorization.

121322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60663.

The product of its digits is 24, while the sum is 11.

The square root of 121322 is about 348.3130775610. The cubic root of 121322 is about 49.5047099555.

Adding to 121322 its reverse (223121), we get a palindrome (344443).

The spelling of 121322 in words is "one hundred twenty-one thousand, three hundred twenty-two", and thus it is an iban number.