1235412222 has 32 divisors (see below), whose sum is σ = 2698133760. Its totient is φ = 373993920.

The previous prime is 1235412197. The next prime is 1235412223. The reversal of 1235412222 is 2222145321.

It is a junction number, because it is equal to n+sod(n) for n = 1235412192 and 1235412201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1235412223) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 61354 + ... + 78962.

It is an arithmetic number, because the mean of its divisors is an integer number (84316680).

Almost surely, 2^1235412222 is an apocalyptic number.

1235412222 is an abundant number, since it is smaller than the sum of its proper divisors (1462721538).

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

1235412222 is a wasteful number, since it uses less digits than its factorization.

1235412222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18688.

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

The square root of 1235412222 is about 35148.4312878968. The cubic root of 1235412222 is about 1073.0104819869.

Adding to 1235412222 its reverse (2222145321), we get a palindrome (3457557543).

The spelling of 1235412222 in words is "one billion, two hundred thirty-five million, four hundred twelve thousand, two hundred twenty-two".