21300000119 has 2 divisors, whose sum is σ = 21300000120. Its totient is φ = 21300000118.

The previous prime is 21300000101. The next prime is 21300000157. The reversal of 21300000119 is 91100000312.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21300000119 - 2⁸ = 21299999863 is a prime.

It is a super-2 number, since 2×21300000119² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21300000097 and 21300000106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21300000719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10650000059 + 10650000060.

It is an arithmetic number, because the mean of its divisors is an integer number (10650000060).

Almost surely, 2^21300000119 is an apocalyptic number.

21300000119 is a deficient number, since it is larger than the sum of its proper divisors (1).

21300000119 is an equidigital number, since it uses as much as digits as its factorization.

21300000119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

The spelling of 21300000119 in words is "twenty-one billion, three hundred million, one hundred nineteen", and thus it is an aban number.