21322130130019 has 2 divisors, whose sum is σ = 21322130130020. Its totient is φ = 21322130130018.

The previous prime is 21322130129983. The next prime is 21322130130023. The reversal of 21322130130019 is 91003103122312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21322130130019 - 2⁷ = 21322130129891 is a prime.

It is a super-2 number, since 2×21322130130019² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (21322130130029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10661065065009 + 10661065065010.

It is an arithmetic number, because the mean of its divisors is an integer number (10661065065010).

Almost surely, 2^{21322130130019} is an apocalyptic number.

21322130130019 is a deficient number, since it is larger than the sum of its proper divisors (1).

21322130130019 is an equidigital number, since it uses as much as digits as its factorization.

21322130130019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 21322130130019 in words is "twenty-one trillion, three hundred twenty-two billion, one hundred thirty million, one hundred thirty thousand, nineteen".