20133230079533 has 2 divisors, whose sum is σ = 20133230079534. Its totient is φ = 20133230079532.

The previous prime is 20133230079517. The next prime is 20133230079583. The reversal of 20133230079533 is 33597003233102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16964538152809 + 3168691926724 = 4118803^2 + 1780082^2 .

It is a cyclic number.

It is not a de Polignac number, because 20133230079533 - 2⁴ = 20133230079517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20133230079583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066615039766 + 10066615039767.

It is an arithmetic number, because the mean of its divisors is an integer number (10066615039767).

Almost surely, 2^{20133230079533} is an apocalyptic number.

It is an amenable number.

20133230079533 is a deficient number, since it is larger than the sum of its proper divisors (1).

20133230079533 is an equidigital number, since it uses as much as digits as its factorization.

20133230079533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 306180, while the sum is 41.

The spelling of 20133230079533 in words is "twenty trillion, one hundred thirty-three billion, two hundred thirty million, seventy-nine thousand, five hundred thirty-three".