202120334034 has 32 divisors (see below), whose sum is σ = 406380390720. Its totient is φ = 67017367872.

The previous prime is 202120334029. The next prime is 202120334057. The reversal of 202120334034 is 430433021202.

It is a junction number, because it is equal to n+sod(n) for n = 202120333995 and 202120334013.

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, 1434489 + ... + 1569075.

It is an arithmetic number, because the mean of its divisors is an integer number (12699387210).

Almost surely, 2^202120334034 is an apocalyptic number.

202120334034 is an abundant number, since it is smaller than the sum of its proper divisors (204260056686).

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

202120334034 is a wasteful number, since it uses less digits than its factorization.

202120334034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135914.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 202120334034 its reverse (430433021202), we get a palindrome (632553355236).

The spelling of 202120334034 in words is "two hundred two billion, one hundred twenty million, three hundred thirty-four thousand, thirty-four".