202020422355 has 64 divisors (see below), whose sum is σ = 369002350080. Its totient is φ = 104790091392.

The previous prime is 202020422297. The next prime is 202020422381. The reversal of 202020422355 is 553224020202.

202020422355 is a `hidden beast` number, since 2 + 0 + 202 + 0 + 422 + 35 + 5 = 666.

It is not a de Polignac number, because 202020422355 - 2¹⁴ = 202020405971 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15313072 + ... + 15326258.

It is an arithmetic number, because the mean of its divisors is an integer number (5765661720).

Almost surely, 2^202020422355 is an apocalyptic number.

202020422355 is a deficient number, since it is larger than the sum of its proper divisors (166981927725).

202020422355 is a wasteful number, since it uses less digits than its factorization.

202020422355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16305 (or 16299 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

Adding to 202020422355 its reverse (553224020202), we get a palindrome (755244442557).

The spelling of 202020422355 in words is "two hundred two billion, twenty million, four hundred twenty-two thousand, three hundred fifty-five".