21233210010053 has 2 divisors, whose sum is σ = 21233210010054. Its totient is φ = 21233210010052.

The previous prime is 21233210009989. The next prime is 21233210010071. The reversal of 21233210010053 is 35001001233212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15139312919329 + 6093897090724 = 3890927^2 + 2468582^2 .

It is a cyclic number.

It is not a de Polignac number, because 21233210010053 - 2⁶ = 21233210009989 is a prime.

It is a super-2 number, since 2×21233210010053² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21233210010073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10616605005026 + 10616605005027.

It is an arithmetic number, because the mean of its divisors is an integer number (10616605005027).

Almost surely, 2^{21233210010053} is an apocalyptic number.

It is an amenable number.

21233210010053 is a deficient number, since it is larger than the sum of its proper divisors (1).

21233210010053 is an equidigital number, since it uses as much as digits as its factorization.

21233210010053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 21233210010053 its reverse (35001001233212), we get a palindrome (56234211243265).

The spelling of 21233210010053 in words is "twenty-one trillion, two hundred thirty-three billion, two hundred ten million, ten thousand, fifty-three".