1233022122 has 64 divisors (see below), whose sum is σ = 2795708160. Its totient is φ = 402734592.

The previous prime is 1233022079. The next prime is 1233022169. The reversal of 1233022122 is 2212203321.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1233022095 and 1233022104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 657378 + ... + 659250.

It is an arithmetic number, because the mean of its divisors is an integer number (43682940).

Almost surely, 2^1233022122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1233022122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1397854080).

1233022122 is an abundant number, since it is smaller than the sum of its proper divisors (1562686038).

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

1233022122 is a wasteful number, since it uses less digits than its factorization.

1233022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2124 (or 2118 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1233022122 is about 35114.4147324144. The cubic root of 1233022122 is about 1072.3180658677.

Adding to 1233022122 its reverse (2212203321), we get a palindrome (3445225443).

The spelling of 1233022122 in words is "one billion, two hundred thirty-three million, twenty-two thousand, one hundred twenty-two".