122002 has 4 divisors (see below), whose sum is σ = 183006. Its totient is φ = 61000.

The previous prime is 121997. The next prime is 122011. The reversal of 122002 is 200221.

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: 200221 = 7 ⋅28603.

It can be written as a sum of positive squares in only one way, i.e., 96721 + 25281 = 311^2 + 159^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30499 + ... + 30502.

2¹²²⁰⁰² is an apocalyptic number.

122002 is a deficient number, since it is larger than the sum of its proper divisors (61004).

122002 is an equidigital number, since it uses as much as digits as its factorization.

122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61003.

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 122002 is about 349.2878469114. The cubic root of 122002 is about 49.5970276575.

Adding to 122002 its reverse (200221), we get a palindrome (322223).

The spelling of 122002 in words is "one hundred twenty-two thousand, two", and thus it is an iban number.