12435222342 has 16 divisors (see below), whose sum is σ = 25111906560. Its totient is φ = 4104830472.

The previous prime is 12435222329. The next prime is 12435222347. The reversal of 12435222342 is 24322253421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12435222347) 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, 10060242 + ... + 10061477.

It is an arithmetic number, because the mean of its divisors is an integer number (1569494160).

Almost surely, 2^12435222342 is an apocalyptic number.

12435222342 is an abundant number, since it is smaller than the sum of its proper divisors (12676684218).

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

12435222342 is a wasteful number, since it uses less digits than its factorization.

12435222342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20121827.

The product of its digits is 23040, while the sum is 30.

Adding to 12435222342 its reverse (24322253421), we get a palindrome (36757475763).

The spelling of 12435222342 in words is "twelve billion, four hundred thirty-five million, two hundred twenty-two thousand, three hundred forty-two".