4235220222312 has 32 divisors (see below), whose sum is σ = 10590321487680. Its totient is φ = 1411437283200.

The previous prime is 4235220222269. The next prime is 4235220222391. The reversal of 4235220222312 is 2132220225324.

It is a self number, because there is not a number n which added to its sum of digits gives 4235220222312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18810189 + ... + 19034012.

It is an arithmetic number, because the mean of its divisors is an integer number (330947546490).

Almost surely, 2^{4235220222312} is an apocalyptic number.

It is an amenable number.

4235220222312 is an abundant number, since it is smaller than the sum of its proper divisors (6355101265368).

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

4235220222312 is a wasteful number, since it uses less digits than its factorization.

4235220222312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37848873 (or 37848869 counting only the distinct ones).

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

Adding to 4235220222312 its reverse (2132220225324), we get a palindrome (6367440447636).

The spelling of 4235220222312 in words is "four trillion, two hundred thirty-five billion, two hundred twenty million, two hundred twenty-two thousand, three hundred twelve".