12212003411421 has 8 divisors (see below), whose sum is σ = 17762914053024. Its totient is φ = 7401214188720.

The previous prime is 12212003411401. The next prime is 12212003411423. The reversal of 12212003411421 is 12411430021221.

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

It is not a de Polignac number, because 12212003411421 - 2¹⁴ = 12212003395037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12212003411391 and 12212003411400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212003411423) 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, 185030354686 + ... + 185030354751.

It is an arithmetic number, because the mean of its divisors is an integer number (2220364256628).

Almost surely, 2^{12212003411421} is an apocalyptic number.

12212003411421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12212003411421 is a deficient number, since it is larger than the sum of its proper divisors (5550910641603).

12212003411421 is a wasteful number, since it uses less digits than its factorization.

12212003411421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370060709451.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 12212003411421 its reverse (12411430021221), we get a palindrome (24623433432642).

The spelling of 12212003411421 in words is "twelve trillion, two hundred twelve billion, three million, four hundred eleven thousand, four hundred twenty-one".