1232320122 has 64 divisors (see below), whose sum is σ = 3083857920. Its totient is φ = 361378800.

The previous prime is 1232320099. The next prime is 1232320127. The reversal of 1232320122 is 2210232321.

It is a super-2 number, since 2×1232320122² = 3037225766172189768, which contains 22 as substring.

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 = 1232320095 and 1232320104.

It is not an unprimeable number, because it can be changed into a prime (1232320127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15048 + ... + 51875.

It is an arithmetic number, because the mean of its divisors is an integer number (48185280).

Almost surely, 2^1232320122 is an apocalyptic number.

1232320122 is an abundant number, since it is smaller than the sum of its proper divisors (1851537798).

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

1232320122 is a wasteful number, since it uses less digits than its factorization.

1232320122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66976 (or 66970 counting only the distinct ones).

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

The square root of 1232320122 is about 35104.4174143369. The cubic root of 1232320122 is about 1072.1145252682.

Adding to 1232320122 its reverse (2210232321), we get a palindrome (3442552443).

The spelling of 1232320122 in words is "one billion, two hundred thirty-two million, three hundred twenty thousand, one hundred twenty-two".