20033122 has 4 divisors (see below), whose sum is σ = 30049686. Its totient is φ = 10016560.

The previous prime is 20033093. The next prime is 20033137. The reversal of 20033122 is 22133002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22133002 = 2 ⋅11066501.

It can be written as a sum of positive squares in only one way, i.e., 17313921 + 2719201 = 4161^2 + 1649^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5008279 + ... + 5008282.

Almost surely, 2^20033122 is an apocalyptic number.

20033122 is a deficient number, since it is larger than the sum of its proper divisors (10016564).

20033122 is a wasteful number, since it uses less digits than its factorization.

20033122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10016563.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 20033122 is about 4475.8375752478. The cubic root of 20033122 is about 271.5915239166.

Adding to 20033122 its reverse (22133002), we get a palindrome (42166124).

The spelling of 20033122 in words is "twenty million, thirty-three thousand, one hundred twenty-two".