20116121531333 has 8 divisors (see below), whose sum is σ = 21299467026240. Its totient is φ = 18932780950720.

The previous prime is 20116121531327. The next prime is 20116121531417. The reversal of 20116121531333 is 33313512161102.

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 20116121531333 - 2³⁶ = 20047402054597 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20116121531333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20116121531833) 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, 10278368 + ... + 12077958.

It is an arithmetic number, because the mean of its divisors is an integer number (2662433378280).

Almost surely, 2^{20116121531333} is an apocalyptic number.

It is an amenable number.

20116121531333 is a deficient number, since it is larger than the sum of its proper divisors (1183345494907).

20116121531333 is a wasteful number, since it uses less digits than its factorization.

20116121531333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2457147.

The product of its (nonzero) digits is 9720, while the sum is 32.

Adding to 20116121531333 its reverse (33313512161102), we get a palindrome (53429633692435).

The spelling of 20116121531333 in words is "twenty trillion, one hundred sixteen billion, one hundred twenty-one million, five hundred thirty-one thousand, three hundred thirty-three".