511023020114321 has 16 divisors (see below), whose sum is σ = 604681865148480. Its totient is φ = 425745394816320.

The previous prime is 511023020114239. The next prime is 511023020114323. The reversal of 511023020114321 is 123411020320115.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-511023020114321 is a prime.

It is a super-3 number, since 3×511023020114321³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (511023020114323) 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, 12854611610 + ... + 12854651363.

It is an arithmetic number, because the mean of its divisors is an integer number (37792616571780).

Almost surely, 2^{511023020114321} is an apocalyptic number.

It is an amenable number.

511023020114321 is a deficient number, since it is larger than the sum of its proper divisors (93658845034159).

511023020114321 is a wasteful number, since it uses less digits than its factorization.

511023020114321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25709263136.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 511023020114321 its reverse (123411020320115), we get a palindrome (634434040434436).

The spelling of 511023020114321 in words is "five hundred eleven trillion, twenty-three billion, twenty million, one hundred fourteen thousand, three hundred twenty-one".