1720004211301 has 16 divisors (see below), whose sum is σ = 1765105447680. Its totient is φ = 1675263835840.

The previous prime is 1720004211293. The next prime is 1720004211313. The reversal of 1720004211301 is 1031124000271.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1720004211301 - 2³ = 1720004211293 is a prime.

It is a super-2 number, since 2×1720004211301² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1720004211371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25369035 + ... + 25436743.

It is an arithmetic number, because the mean of its divisors is an integer number (110319090480).

Almost surely, 2^{1720004211301} is an apocalyptic number.

It is an amenable number.

1720004211301 is a deficient number, since it is larger than the sum of its proper divisors (45101236379).

1720004211301 is a wasteful number, since it uses less digits than its factorization.

1720004211301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70364.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 1720004211301 its reverse (1031124000271), we get a palindrome (2751128211572).

The spelling of 1720004211301 in words is "one trillion, seven hundred twenty billion, four million, two hundred eleven thousand, three hundred one".