1203122 has 8 divisors (see below), whose sum is σ = 1813872. Its totient is φ = 598500.

The previous prime is 1203121. The next prime is 1203127. The reversal of 1203122 is 2213021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1203121) 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 in 3 ways as a sum of consecutive naturals, for example, 1004 + ... + 1847.

It is an arithmetic number, because the mean of its divisors is an integer number (226734).

2^1203122 is an apocalyptic number.

1203122 is a deficient number, since it is larger than the sum of its proper divisors (610750).

1203122 is a wasteful number, since it uses less digits than its factorization.

1203122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3064.

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

The square root of 1203122 is about 1096.8691808962. The cubic root of 1203122 is about 106.3579332263.

Adding to 1203122 its reverse (2213021), we get a palindrome (3416143).

The spelling of 1203122 in words is "one million, two hundred three thousand, one hundred twenty-two".