2122003412421 has 8 divisors (see below), whose sum is σ = 2831709504000. Its totient is φ = 1413483131232.

The previous prime is 2122003412371. The next prime is 2122003412429. The reversal of 2122003412421 is 1242143002212.

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

It is not a de Polignac number, because 2122003412421 - 2⁹ = 2122003411909 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2122003412391 and 2122003412400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122003412429) 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, 296448421 + ... + 296455578.

It is an arithmetic number, because the mean of its divisors is an integer number (353963688000).

Almost surely, 2^{2122003412421} is an apocalyptic number.

It is an amenable number.

2122003412421 is a deficient number, since it is larger than the sum of its proper divisors (709706091579).

2122003412421 is a wasteful number, since it uses less digits than its factorization.

2122003412421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592905195.

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

Adding to 2122003412421 its reverse (1242143002212), we get a palindrome (3364146414633).

The spelling of 2122003412421 in words is "two trillion, one hundred twenty-two billion, three million, four hundred twelve thousand, four hundred twenty-one".