4212104430021 has 8 divisors (see below), whose sum is σ = 5616149647680. Its totient is φ = 2808064416192.

The previous prime is 4212104429999. The next prime is 4212104430119. The reversal of 4212104430021 is 1200344012124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-4212104430021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4212104429973 and 4212104430000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4212104430421) 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, 1372621 + ... + 3210653.

It is an arithmetic number, because the mean of its divisors is an integer number (702018705960).

Almost surely, 2^{4212104430021} is an apocalyptic number.

It is an amenable number.

4212104430021 is a deficient number, since it is larger than the sum of its proper divisors (1404045217659).

4212104430021 is a wasteful number, since it uses less digits than its factorization.

4212104430021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2601915.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 4212104430021 its reverse (1200344012124), we get a palindrome (5412448442145).

The spelling of 4212104430021 in words is "four trillion, two hundred twelve billion, one hundred four million, four hundred thirty thousand, twenty-one".