1133221001233 has 4 divisors (see below), whose sum is σ = 1136211030640. Its totient is φ = 1130230971828.

The previous prime is 1133221001219. The next prime is 1133221001287. The reversal of 1133221001233 is 3321001223311.

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.

It is a cyclic number.

It is not a de Polignac number, because 1133221001233 - 2¹³ = 1133220993041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1133221001933) 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, 1495014135 + ... + 1495014892.

It is an arithmetic number, because the mean of its divisors is an integer number (284052757660).

Almost surely, 2^{1133221001233} is an apocalyptic number.

It is an amenable number.

1133221001233 is a deficient number, since it is larger than the sum of its proper divisors (2990029407).

1133221001233 is an equidigital number, since it uses as much as digits as its factorization.

1133221001233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2990029406.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1133221001233 its reverse (3321001223311), we get a palindrome (4454222224544).

The spelling of 1133221001233 in words is "one trillion, one hundred thirty-three billion, two hundred twenty-one million, one thousand, two hundred thirty-three".