111641216333 has 2 divisors, whose sum is σ = 111641216334. Its totient is φ = 111641216332.

The previous prime is 111641216233. The next prime is 111641216339. The reversal of 111641216333 is 333612146111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93365691364 + 18275524969 = 305558^2 + 135187^2 .

It is a cyclic number.

It is not a de Polignac number, because 111641216333 - 2¹⁸ = 111640954189 is a prime.

It is a super-2 number, since 2×111641216333² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111641216333.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111641216339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55820608166 + 55820608167.

It is an arithmetic number, because the mean of its divisors is an integer number (55820608167).

Almost surely, 2^111641216333 is an apocalyptic number.

It is an amenable number.

111641216333 is a deficient number, since it is larger than the sum of its proper divisors (1).

111641216333 is an equidigital number, since it uses as much as digits as its factorization.

111641216333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 32.

The spelling of 111641216333 in words is "one hundred eleven billion, six hundred forty-one million, two hundred sixteen thousand, three hundred thirty-three".