4212220322434 has 4 divisors (see below), whose sum is σ = 6318330483654. Its totient is φ = 2106110161216.

The previous prime is 4212220322419. The next prime is 4212220322461. The reversal of 4212220322434 is 4342230222124.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4106398280625 + 105822041809 = 2026425^2 + 325303^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 4212220322396 and 4212220322405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053055080607 + ... + 1053055080610.

Almost surely, 2^{4212220322434} is an apocalyptic number.

4212220322434 is a deficient number, since it is larger than the sum of its proper divisors (2106110161220).

4212220322434 is a wasteful number, since it uses less digits than its factorization.

4212220322434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2106110161219.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 4212220322434 its reverse (4342230222124), we get a palindrome (8554450544558).

The spelling of 4212220322434 in words is "four trillion, two hundred twelve billion, two hundred twenty million, three hundred twenty-two thousand, four hundred thirty-four".