20011132333 has 2 divisors, whose sum is σ = 20011132334. Its totient is φ = 20011132332.

The previous prime is 20011132321. The next prime is 20011132343. The reversal of 20011132333 is 33323111002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15634251369 + 4376880964 = 125037^2 + 66158^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20011132333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20011132333.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20011132343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005566166 + 10005566167.

It is an arithmetic number, because the mean of its divisors is an integer number (10005566167).

Almost surely, 2^20011132333 is an apocalyptic number.

It is an amenable number.

20011132333 is a deficient number, since it is larger than the sum of its proper divisors (1).

20011132333 is an equidigital number, since it uses as much as digits as its factorization.

20011132333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 20011132333 its reverse (33323111002), we get a palindrome (53334243335).

The spelling of 20011132333 in words is "twenty billion, eleven million, one hundred thirty-two thousand, three hundred thirty-three".