21220022119 has 2 divisors, whose sum is σ = 21220022120. Its totient is φ = 21220022118.

The previous prime is 21220022077. The next prime is 21220022137. The reversal of 21220022119 is 91122002212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21220022119 - 2²⁹ = 20683151207 is a prime.

It is a super-2 number, since 2×21220022119² (a number of 21 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 21220022119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21220023119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10610011059 + 10610011060.

It is an arithmetic number, because the mean of its divisors is an integer number (10610011060).

Almost surely, 2^21220022119 is an apocalyptic number.

21220022119 is a deficient number, since it is larger than the sum of its proper divisors (1).

21220022119 is an equidigital number, since it uses as much as digits as its factorization.

21220022119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 21220022119 in words is "twenty-one billion, two hundred twenty million, twenty-two thousand, one hundred nineteen".