20320119 has 16 divisors (see below), whose sum is σ = 30182400. Its totient is φ = 13511448.

The previous prime is 20320103. The next prime is 20320171. The reversal of 20320119 is 91102302.

It is a happy number.

It is not a de Polignac number, because 20320119 - 2⁴ = 20320103 is a prime.

It is a super-2 number, since 2×20320119² = 825814472348322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20320189) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13402 + ... + 14840.

It is an arithmetic number, because the mean of its divisors is an integer number (1886400).

Almost surely, 2^20320119 is an apocalyptic number.

20320119 is a deficient number, since it is larger than the sum of its proper divisors (9862281).

20320119 is a wasteful number, since it uses less digits than its factorization.

20320119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1971 (or 1965 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 20320119 is about 4507.7842672426. The cubic root of 20320119 is about 272.8823306440.

The spelling of 20320119 in words is "twenty million, three hundred twenty thousand, one hundred nineteen".