1235122242 has 16 divisors (see below), whose sum is σ = 2498001120. Its totient is φ = 407081312.

The previous prime is 1235122237. The next prime is 1235122249. The reversal of 1235122242 is 2422215321.

It is not an unprimeable number, because it can be changed into a prime (1235122249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1155948 + ... + 1157015.

It is an arithmetic number, because the mean of its divisors is an integer number (156125070).

Almost surely, 2^1235122242 is an apocalyptic number.

1235122242 is an abundant number, since it is smaller than the sum of its proper divisors (1262878878).

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

1235122242 is a wasteful number, since it uses less digits than its factorization.

1235122242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313057.

The product of its digits is 1920, while the sum is 24.

The square root of 1235122242 is about 35144.3059683927. The cubic root of 1235122242 is about 1072.9265219067.

Adding to 1235122242 its reverse (2422215321), we get a palindrome (3657337563).

The spelling of 1235122242 in words is "one billion, two hundred thirty-five million, one hundred twenty-two thousand, two hundred forty-two".