20002202002420 has 96 divisors (see below), whose sum is σ = 45886467755520. Its totient is φ = 7263496074240.

The previous prime is 20002202002309. The next prime is 20002202002439. The reversal of 20002202002420 is 2420020220002.

It is a super-2 number, since 2×20002202002420² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20002202002394 and 20002202002403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 547582197 + ... + 547618723.

It is an arithmetic number, because the mean of its divisors is an integer number (477984039120).

Almost surely, 2^{20002202002420} is an apocalyptic number.

20002202002420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20002202002420 is an abundant number, since it is smaller than the sum of its proper divisors (25884265753100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20002202002420 is a wasteful number, since it uses less digits than its factorization.

20002202002420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39913 (or 39911 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 20002202002420 its reverse (2420020220002), we get a palindrome (22422222222422).

The spelling of 20002202002420 in words is "twenty trillion, two billion, two hundred two million, two thousand, four hundred twenty".