33222122042 has 4 divisors (see below), whose sum is σ = 49833183066. Its totient is φ = 16611061020.

The previous prime is 33222121997. The next prime is 33222122053. The reversal of 33222122042 is 24022122233.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 29921734441 + 3300387601 = 172979^2 + 57449^2 .

It is a super-2 number, since 2×33222122042² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33222121999 and 33222122017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8305530509 + ... + 8305530512.

Almost surely, 2^33222122042 is an apocalyptic number.

33222122042 is a deficient number, since it is larger than the sum of its proper divisors (16611061024).

33222122042 is a wasteful number, since it uses less digits than its factorization.

33222122042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16611061023.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 33222122042 its reverse (24022122233), we get a palindrome (57244244275).

The spelling of 33222122042 in words is "thirty-three billion, two hundred twenty-two million, one hundred twenty-two thousand, forty-two".