33161122 has 4 divisors (see below), whose sum is σ = 49741686. Its totient is φ = 16580560.

The previous prime is 33161111. The next prime is 33161143. The reversal of 33161122 is 22116133.

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., 31147561 + 2013561 = 5581^2 + 1419^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 33161122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8290279 + ... + 8290282.

Almost surely, 2^33161122 is an apocalyptic number.

33161122 is a deficient number, since it is larger than the sum of its proper divisors (16580564).

33161122 is a wasteful number, since it uses less digits than its factorization.

33161122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16580563.

The product of its digits is 216, while the sum is 19.

The square root of 33161122 is about 5758.5694404079. The cubic root of 33161122 is about 321.2746102965.

Adding to 33161122 its reverse (22116133), we get a palindrome (55277255).

The spelling of 33161122 in words is "thirty-three million, one hundred sixty-one thousand, one hundred twenty-two".