21733407117701 has 2 divisors, whose sum is σ = 21733407117702. Its totient is φ = 21733407117700.

The previous prime is 21733407117679. The next prime is 21733407117713. The reversal of 21733407117701 is 10771170433712.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20925583653601 + 807823464100 = 4574449^2 + 898790^2 .

It is a cyclic number.

It is not a de Polignac number, because 21733407117701 - 2¹⁴ = 21733407101317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21733407117731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10866703558850 + 10866703558851.

It is an arithmetic number, because the mean of its divisors is an integer number (10866703558851).

Almost surely, 2^{21733407117701} is an apocalyptic number.

It is an amenable number.

21733407117701 is a deficient number, since it is larger than the sum of its proper divisors (1).

21733407117701 is an equidigital number, since it uses as much as digits as its factorization.

21733407117701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172872, while the sum is 44.

The spelling of 21733407117701 in words is "twenty-one trillion, seven hundred thirty-three billion, four hundred seven million, one hundred seventeen thousand, seven hundred one".