20022021119 has 4 divisors (see below), whose sum is σ = 20667892800. Its totient is φ = 19376149440.

The previous prime is 20022021113. The next prime is 20022021121. The reversal of 20022021119 is 91112022002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20022021119 is a prime.

It is a super-2 number, since 2×20022021119² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20022021119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022021113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322935794 + ... + 322935855.

It is an arithmetic number, because the mean of its divisors is an integer number (5166973200).

Almost surely, 2^20022021119 is an apocalyptic number.

20022021119 is a deficient number, since it is larger than the sum of its proper divisors (645871681).

20022021119 is an equidigital number, since it uses as much as digits as its factorization.

20022021119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645871680.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 20022021119 in words is "twenty billion, twenty-two million, twenty-one thousand, one hundred nineteen".