21211000022119 has 2 divisors, whose sum is σ = 21211000022120. Its totient is φ = 21211000022118.

The previous prime is 21211000022081. The next prime is 21211000022183. The reversal of 21211000022119 is 91122000011212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21211000022119 is a prime.

It is a super-2 number, since 2×21211000022119² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 21211000022119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21211000026119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10605500011059 + 10605500011060.

It is an arithmetic number, because the mean of its divisors is an integer number (10605500011060).

Almost surely, 2^{21211000022119} is an apocalyptic number.

21211000022119 is a deficient number, since it is larger than the sum of its proper divisors (1).

21211000022119 is an equidigital number, since it uses as much as digits as its factorization.

21211000022119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 21211000022119 in words is "twenty-one trillion, two hundred eleven billion, twenty-two thousand, one hundred nineteen".