20202020343030 has 32 divisors (see below), whose sum is σ = 48687714316800. Its totient is φ = 5364664814432.

The previous prime is 20202020342981. The next prime is 20202020343103. The reversal of 20202020343030 is 3034302020202.

It is a junction number, because it is equal to n+sod(n) for n = 20202020342988 and 20202020343006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1408780860 + ... + 1408795199.

It is an arithmetic number, because the mean of its divisors is an integer number (1521491072400).

Almost surely, 2^{20202020343030} is an apocalyptic number.

20202020343030 is an abundant number, since it is smaller than the sum of its proper divisors (28485693973770).

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

20202020343030 is a wasteful number, since it uses less digits than its factorization.

20202020343030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2817576308.

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 20202020343030 its reverse (3034302020202), we get a palindrome (23236322363232).

The spelling of 20202020343030 in words is "twenty trillion, two hundred two billion, twenty million, three hundred forty-three thousand, thirty".