21514231073033 has 2 divisors, whose sum is σ = 21514231073034. Its totient is φ = 21514231073032.

The previous prime is 21514231073017. The next prime is 21514231073059. The reversal of 21514231073033 is 33037013241512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21068577362704 + 445653710329 = 4590052^2 + 667573^2 .

It is a cyclic number.

It is not a de Polignac number, because 21514231073033 - 2⁴ = 21514231073017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21514231072984 and 21514231073002.

It is not a weakly prime, because it can be changed into another prime (21514231073003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10757115536516 + 10757115536517.

It is an arithmetic number, because the mean of its divisors is an integer number (10757115536517).

Almost surely, 2^{21514231073033} is an apocalyptic number.

It is an amenable number.

21514231073033 is a deficient number, since it is larger than the sum of its proper divisors (1).

21514231073033 is an equidigital number, since it uses as much as digits as its factorization.

21514231073033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 35.

The spelling of 21514231073033 in words is "twenty-one trillion, five hundred fourteen billion, two hundred thirty-one million, seventy-three thousand, thirty-three".