1133222201 has 4 divisors (see below), whose sum is σ = 1134731904. Its totient is φ = 1131712500.

The previous prime is 1133222179. The next prime is 1133222221. The reversal of 1133222201 is 1022223311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1022223311 = 17 ⋅60130783.

It is a cyclic number.

It is not a de Polignac number, because 1133222201 - 2¹⁴ = 1133205817 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1133222201.

It is not an unprimeable number, because it can be changed into a prime (1133222221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 753725 + ... + 755226.

It is an arithmetic number, because the mean of its divisors is an integer number (283682976).

Almost surely, 2^1133222201 is an apocalyptic number.

It is an amenable number.

1133222201 is a deficient number, since it is larger than the sum of its proper divisors (1509703).

1133222201 is an equidigital number, since it uses as much as digits as its factorization.

1133222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509702.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1133222201 is about 33663.3658596404. The cubic root of 1133222201 is about 1042.5695218240.

Adding to 1133222201 its reverse (1022223311), we get a palindrome (2155445512).

It can be divided in two parts, 11332 and 22201, that added together give a palindrome (33533).

The spelling of 1133222201 in words is "one billion, one hundred thirty-three million, two hundred twenty-two thousand, two hundred one".