20202220020202 has 32 divisors (see below), whose sum is σ = 33159432930624. Its totient is φ = 9154703289600.

The previous prime is 20202220020139. The next prime is 20202220020223. The reversal of 20202220020202 is 20202002220202.

It is a happy 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, 247787548 + ... + 247869064.

It is an arithmetic number, because the mean of its divisors is an integer number (1036232279082).

Almost surely, 2^{20202220020202} is an apocalyptic number.

20202220020202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20202220020202 is a deficient number, since it is larger than the sum of its proper divisors (12957212910422).

20202220020202 is a wasteful number, since it uses less digits than its factorization.

20202220020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115894.

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

Adding to 20202220020202 its reverse (20202002220202), we get a palindrome (40404222240404).

The spelling of 20202220020202 in words is "twenty trillion, two hundred two billion, two hundred twenty million, twenty thousand, two hundred two".