21369004883 has 2 divisors, whose sum is σ = 21369004884. Its totient is φ = 21369004882.

The previous prime is 21369004861. The next prime is 21369004897. The reversal of 21369004883 is 38840096312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21369004883 - 2¹² = 21369000787 is a prime.

It is not a weakly prime, because it can be changed into another prime (21369004483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10684502441 + 10684502442.

It is an arithmetic number, because the mean of its divisors is an integer number (10684502442).

Almost surely, 2^21369004883 is an apocalyptic number.

21369004883 is a deficient number, since it is larger than the sum of its proper divisors (1).

21369004883 is an equidigital number, since it uses as much as digits as its factorization.

21369004883 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 44.

The spelling of 21369004883 in words is "twenty-one billion, three hundred sixty-nine million, four thousand, eight hundred eighty-three".