33222020402 has 8 divisors (see below), whose sum is σ = 50290214700. Its totient is φ = 16458615504.

The previous prime is 33222020401. The next prime is 33222020407. The reversal of 33222020402 is 20402022233.

It can be written as a sum of positive squares in 2 ways, for example, as 33221988361 + 32041 = 182269^2 + 179^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×33222020402² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33222020401) 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, 76197077 + ... + 76197512.

Almost surely, 2^33222020402 is an apocalyptic number.

33222020402 is a deficient number, since it is larger than the sum of its proper divisors (17068194298).

33222020402 is a wasteful number, since it uses less digits than its factorization.

33222020402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152394700.

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 33222020402 its reverse (20402022233), we get a palindrome (53624042635).

The spelling of 33222020402 in words is "thirty-three billion, two hundred twenty-two million, twenty thousand, four hundred two".