20420133119 has 2 divisors, whose sum is σ = 20420133120. Its totient is φ = 20420133118.

The previous prime is 20420133089. The next prime is 20420133121. The reversal of 20420133119 is 91133102402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20420133119 is a prime.

It is a super-2 number, since 2×20420133119² (a number of 21 digits) contains 22 as substring.

Together with 20420133121, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20420133319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10210066559 + 10210066560.

It is an arithmetic number, because the mean of its divisors is an integer number (10210066560).

Almost surely, 2^20420133119 is an apocalyptic number.

20420133119 is a deficient number, since it is larger than the sum of its proper divisors (1).

20420133119 is an equidigital number, since it uses as much as digits as its factorization.

20420133119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 20420133119 in words is "twenty billion, four hundred twenty million, one hundred thirty-three thousand, one hundred nineteen".