1233222133 has 16 divisors (see below), whose sum is σ = 1449951552. Its totient is φ = 1034064000.

The previous prime is 1233222131. The next prime is 1233222139. The reversal of 1233222133 is 3312223321.

It is a cyclic number.

It is not a de Polignac number, because 1233222133 - 2¹ = 1233222131 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233222131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243598 + ... + 248608.

It is an arithmetic number, because the mean of its divisors is an integer number (90621972).

Almost surely, 2^1233222133 is an apocalyptic number.

1233222133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1233222133 is a deficient number, since it is larger than the sum of its proper divisors (216729419).

1233222133 is a wasteful number, since it uses less digits than its factorization.

1233222133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6756.

The product of its digits is 1296, while the sum is 22.

The square root of 1233222133 is about 35117.2626068719. The cubic root of 1233222133 is about 1072.3760436901.

Adding to 1233222133 its reverse (3312223321), we get a palindrome (4545445454).

The spelling of 1233222133 in words is "one billion, two hundred thirty-three million, two hundred twenty-two thousand, one hundred thirty-three".