1233221033 has 8 divisors (see below), whose sum is σ = 1345831200. Its totient is φ = 1120694080.

The previous prime is 1233221029. The next prime is 1233221053. The reversal of 1233221033 is 3301223321.

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

It is not a de Polignac number, because 1233221033 - 2² = 1233221029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1233220996 and 1233221014.

It is not an unprimeable number, because it can be changed into a prime (1233221053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12518 + ... + 51216.

It is an arithmetic number, because the mean of its divisors is an integer number (168228900).

Almost surely, 2^1233221033 is an apocalyptic number.

It is an amenable number.

1233221033 is a deficient number, since it is larger than the sum of its proper divisors (112610167).

1233221033 is a wasteful number, since it uses less digits than its factorization.

1233221033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41607.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 1233221033 is about 35117.2469450554. The cubic root of 1233221033 is about 1072.3757248468.

Adding to 1233221033 its reverse (3301223321), we get a palindrome (4534444354).

The spelling of 1233221033 in words is "one billion, two hundred thirty-three million, two hundred twenty-one thousand, thirty-three".