20119219 has 2 divisors, whose sum is σ = 20119220. Its totient is φ = 20119218.

The previous prime is 20119201. The next prime is 20119261. The reversal of 20119219 is 91291102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20119219 - 2⁷ = 20119091 is a prime.

It is a super-2 number, since 2×20119219² = 809565946339922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20119193 and 20119202.

It is not a weakly prime, because it can be changed into another prime (20119289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10059609 + 10059610.

It is an arithmetic number, because the mean of its divisors is an integer number (10059610).

Almost surely, 2^20119219 is an apocalyptic number.

20119219 is a deficient number, since it is larger than the sum of its proper divisors (1).

20119219 is an equidigital number, since it uses as much as digits as its factorization.

20119219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 20119219 is about 4485.4452398842. The cubic root of 20119219 is about 271.9800437709.

The spelling of 20119219 in words is "twenty million, one hundred nineteen thousand, two hundred nineteen".