2031200004421 has 8 divisors (see below), whose sum is σ = 2360716712640. Its totient is φ = 1711519615968.

The previous prime is 2031200004401. The next prime is 2031200004439. The reversal of 2031200004421 is 1244000021302.

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

It is a cyclic number.

It is not a de Polignac number, because 2031200004421 - 2¹¹ = 2031200002373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031200004401) 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, 2459079496 + ... + 2459080321.

It is an arithmetic number, because the mean of its divisors is an integer number (295089589080).

Almost surely, 2^{2031200004421} is an apocalyptic number.

It is an amenable number.

2031200004421 is a deficient number, since it is larger than the sum of its proper divisors (329516708219).

2031200004421 is an equidigital number, since it uses as much as digits as its factorization.

2031200004421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4918159883.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 2031200004421 its reverse (1244000021302), we get a palindrome (3275200025723).

The spelling of 2031200004421 in words is "two trillion, thirty-one billion, two hundred million, four thousand, four hundred twenty-one".