20020420440219 has 16 divisors (see below), whose sum is σ = 26782545243168. Its totient is φ = 13302649231872.

The previous prime is 20020420440199. The next prime is 20020420440227. The reversal of 20020420440219 is 91204402402002.

It is not a de Polignac number, because 20020420440219 - 2¹³ = 20020420432027 is a prime.

It is a super-2 number, since 2×20020420440219² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20020420440019) 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, 621852 + ... + 6358265.

It is an arithmetic number, because the mean of its divisors is an integer number (1673909077698).

Almost surely, 2^{20020420440219} is an apocalyptic number.

20020420440219 is a deficient number, since it is larger than the sum of its proper divisors (6762124802949).

20020420440219 is a wasteful number, since it uses less digits than its factorization.

20020420440219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6983294.

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 20020420440219 in words is "twenty trillion, twenty billion, four hundred twenty million, four hundred forty thousand, two hundred nineteen".