51020202023323 has 16 divisors (see below), whose sum is σ = 55307878365376. Its totient is φ = 46784531214720.

The previous prime is 51020202023311. The next prime is 51020202023359. The reversal of 51020202023323 is 32332020202015.

It is not a de Polignac number, because 51020202023323 - 2¹³ = 51020202015131 is a prime.

It is a super-3 number, since 3×51020202023323³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (51020202063323) 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, 5681365 + ... + 11589577.

It is an arithmetic number, because the mean of its divisors is an integer number (3456742397836).

Almost surely, 2^{51020202023323} is an apocalyptic number.

51020202023323 is a deficient number, since it is larger than the sum of its proper divisors (4287676342053).

51020202023323 is a wasteful number, since it uses less digits than its factorization.

51020202023323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5912614.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 51020202023323 its reverse (32332020202015), we get a palindrome (83352222225338).

The spelling of 51020202023323 in words is "fifty-one trillion, twenty billion, two hundred two million, twenty-three thousand, three hundred twenty-three".