2100333333733 has 2 divisors, whose sum is σ = 2100333333734. Its totient is φ = 2100333333732.

The previous prime is 2100333333697. The next prime is 2100333333773. The reversal of 2100333333733 is 3373333330012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1618854164964 + 481479168769 = 1272342^2 + 693887^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2100333333733 is a prime.

It is a super-2 number, since 2×2100333333733² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2100333333773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050166666866 + 1050166666867.

It is an arithmetic number, because the mean of its divisors is an integer number (1050166666867).

Almost surely, 2^{2100333333733} is an apocalyptic number.

It is an amenable number.

2100333333733 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100333333733 is an equidigital number, since it uses as much as digits as its factorization.

2100333333733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 91854, while the sum is 34.

Adding to 2100333333733 its reverse (3373333330012), we get a palindrome (5473666663745).

The spelling of 2100333333733 in words is "two trillion, one hundred billion, three hundred thirty-three million, three hundred thirty-three thousand, seven hundred thirty-three".