33002130021442 has 32 divisors (see below), whose sum is σ = 51345025452720. Its totient is φ = 15890126757120.

The previous prime is 33002130021433. The next prime is 33002130021457. The reversal of 33002130021442 is 24412003120033.

It can be written as a sum of positive squares in 8 ways, for example, as 25003590128881 + 7998539892561 = 5000359^2 + 2828169^2 .

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, 215009148 + ... + 215162584.

Almost surely, 2^{33002130021442} is an apocalyptic number.

33002130021442 is a deficient number, since it is larger than the sum of its proper divisors (18342895431278).

33002130021442 is a wasteful number, since it uses less digits than its factorization.

33002130021442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163206.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 33002130021442 its reverse (24412003120033), we get a palindrome (57414133141475).

The spelling of 33002130021442 in words is "thirty-three trillion, two billion, one hundred thirty million, twenty-one thousand, four hundred forty-two".