202103422434 has 16 divisors (see below), whose sum is σ = 449118716640. Its totient is φ = 67367807460.

The previous prime is 202103422393. The next prime is 202103422453. The reversal of 202103422434 is 434224301202.

202103422434 is a `hidden beast` number, since 20 + 210 + 3 + 422 + 4 + 3 + 4 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 202103422398 and 202103422407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1871327932 + ... + 1871328039.

It is an arithmetic number, because the mean of its divisors is an integer number (28069919790).

Almost surely, 2^202103422434 is an apocalyptic number.

202103422434 is an abundant number, since it is smaller than the sum of its proper divisors (247015294206).

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

202103422434 is a wasteful number, since it uses less digits than its factorization.

202103422434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3742655982 (or 3742655976 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 202103422434 its reverse (434224301202), we get a palindrome (636327723636).

The spelling of 202103422434 in words is "two hundred two billion, one hundred three million, four hundred twenty-two thousand, four hundred thirty-four".