33042210020 has 12 divisors (see below), whose sum is σ = 69388641084. Its totient is φ = 13216884000.

The previous prime is 33042210013. The next prime is 33042210023. The reversal of 33042210020 is 2001224033.

It can be written as a sum of positive squares in 2 ways, for example, as 8447815744 + 24594394276 = 91912^2 + 156826^2 .

It is not an unprimeable number, because it can be changed into a prime (33042210023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 826055231 + ... + 826055270.

It is an arithmetic number, because the mean of its divisors is an integer number (5782386757).

Almost surely, 2^33042210020 is an apocalyptic number.

It is an amenable number.

33042210020 is an abundant number, since it is smaller than the sum of its proper divisors (36346431064).

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

33042210020 is a wasteful number, since it uses less digits than its factorization.

33042210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1652110510 (or 1652110508 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 33042210020 its reverse (2001224033), we get a palindrome (35043434053).

The spelling of 33042210020 in words is "thirty-three billion, forty-two million, two hundred ten thousand, twenty".