21367112076341 has 2 divisors, whose sum is σ = 21367112076342. Its totient is φ = 21367112076340.

The previous prime is 21367112076329. The next prime is 21367112076487. The reversal of 21367112076341 is 14367021176312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17411667307441 + 3955444768900 = 4172729^2 + 1988830^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21367112076341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21367112076292 and 21367112076301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21367112073341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10683556038170 + 10683556038171.

It is an arithmetic number, because the mean of its divisors is an integer number (10683556038171).

Almost surely, 2^{21367112076341} is an apocalyptic number.

It is an amenable number.

21367112076341 is a deficient number, since it is larger than the sum of its proper divisors (1).

21367112076341 is an equidigital number, since it uses as much as digits as its factorization.

21367112076341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 44.

The spelling of 21367112076341 in words is "twenty-one trillion, three hundred sixty-seven billion, one hundred twelve million, seventy-six thousand, three hundred forty-one".