21322130129983 has 2 divisors, whose sum is σ = 21322130129984. Its totient is φ = 21322130129982.

The previous prime is 21322130129953. The next prime is 21322130130019. The reversal of 21322130129983 is 38992103122312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21322130129983 - 2³⁷ = 21184691176511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21322130129953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10661065064991 + 10661065064992.

It is an arithmetic number, because the mean of its divisors is an integer number (10661065064992).

Almost surely, 2^{21322130129983} is an apocalyptic number.

21322130129983 is a deficient number, since it is larger than the sum of its proper divisors (1).

21322130129983 is an equidigital number, since it uses as much as digits as its factorization.

21322130129983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 46.

The spelling of 21322130129983 in words is "twenty-one trillion, three hundred twenty-two billion, one hundred thirty million, one hundred twenty-nine thousand, nine hundred eighty-three".